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Joshua

Questions and answers by visitors named Joshua, page 2

Questions (415)

Let f(x) = 9x - 4.5. Find the value of f(2).
1. 1 answer
2. 292 views
Let h(x) = 2x + 7. Find the value of h(x) + 14
1. 1 answer
2. 301 views
|3n + 5| = 7
1. 1 answer
2. 273 views
Chanina bought a pair of jeans which originally cost $88 at a 25% discount. How much was marked off the original price?
1. 3 answers
2. 449 views
A block of ice loses one third of its weight every hour. After 2 hours, the block weighs 40 pounds. How much did the block weigh
1. 2 answers
2. 614 views
5/12=10/x-1
1. 1 answer
2. 323 views
Draw a line on the fold. List five ordered pairs on the fold
1. 1 answer
2. 356 views
If you only had the graph of a relation on a piece of grid paper, how could you graph the inverse without listing the ordered
1. 1 answer
2. 353 views
What do you notice about the ordered pairs?
1. 1 answer
2. 267 views
What new initiatives are under way through the American Society for Industrial Security International?
1. 2 answers
2. 765 views
Cat Years 1 3 4 6 7Human Years 13 33 43 63 73 What is the meaning of the slope? Write the slope-intercept form of the equation
1. 1 answer
2. 436 views
Solve |x + 5| < 9
1. 1 answer
2. 255 views
NO(g) + CO2(g) <¡X> NO2(g) + CO (g) ƒ´H¢X = ¡V100 kJWhich of the following will favor the forward reaction?Why? A) add NO
1. 1 answer
2. 369 views
NO(g) + CO2(g)<-->NO2(g) + CO(g) delta H^degree sign = -100kJWhich of the following will favor the forward reaction? Why? A) add
1. 2 answers
2. 978 views
Find all sets of two consecutive positive odd integers whose sum is less than or equal to 18.
1. 1 answer
2. 433 views
Find all sets of two consecutive positive odd integers whose sum is less than or equal to 18.
1. 1 answer
2. 466 views
Solve |2x -5| > 7
1. 1 answer
2. 291 views
Which of the following is a solution of the compound inequality?3x + 8 < 2 or x + 12 > 2 - x
1. 1 answer
2. 365 views
Solve the inequality, -3x - 2 < 5. Write the solution as an inequality with no spaces. You may leave the fraction in improper
1. 3 answers
2. 1,409 views
The sum of two consecutive integers is between 5 and 9. What are the two integers? Tell the two numbers only
1. 2 answers
2. 526 views
-x/4 <= 7
1. 1 answer
2. 613 views
Determine an equation for the total force needed to drag a box at constant speed across a surface with coefficient of kinetic
1. 2 answers
2. 580 views
Calculate the pH of (1)0.150M KC2H3O2:(2)0.200M pyridine chloride, C5H5NHCl: and(3) 0.500M NaCl
1. 1 answer
2. 481 views
Calculate the pH of (1)0.150M KC2H3O2:(2)0.200M pyridine chloride, C5H5NHCl: and(3) 0.500M NaCl
1. 3 answers
2. 2,766 views
Two men decide to use their cars to pull atruck stuck in mud. They attach ropes and one pulls with a force of 972 N at an angle
1. 4 answers
2. 1,005 views
An infinite thread of charge density lamda lies along Z axis. The potential difference between the points A(4,3,4) and B
1. 1 answer
2. 720 views
A 2000kg car begins from rest and rolls 50.0m down a frictionless 10 degrees incline. If there is a horizontal spring at the end
1. 3 answers
2. 1,119 views
A horizontal massless beam of length 1 m is supported at two points. One fulcrum is at one end of the beam, point "O", and the
1. 1 answer
2. 663 views
I have a math assignment and i am meant to do i backyard design and i have to fit in a fishpond which has an outside diameter of
1. 5 answers
2. 483 views
I am just starting to learn algebra. My question is -2n-(9-10n)=?I have to simplify this. I think it is 8n-9 Can you please tell
1. 3 answers
2. 454 views
how would you work this out? C=3A + 3b
1. 3 answers
2. 256 views
Check these answers? ?3x + y = -8 My answer: y=-11 2x - y = 11 My Answer: y=13
1. 3 answers
2. 374 views
3.) 3x + y = -8My answer: Y=-8 + -3x 4.)2x - y = 11 My Answer: y=2x + -11 5.) 4x + -8y = 24 My answer: y = 32x + -192 6.) 15x +
1. 3 answers
2. 395 views
why do scientists do experiments
1. 1 answer
2. 297 views
The pilot of a plane looks at her speedometer to see that she is traveling at 165 km/h and she is heading north. An observer on
1. 1 answer
2. 483 views
Light travels at 3*10^8 m/s. After how many seconds can the lighting reach a distance of be heard 2310 meters away from where it
1. 1 answer
2. 397 views
A particle of mass 5 kg is acted upon by a horizontal force of magnitude 16 N for 8 seconds, in which time it moves from rest
1. 1 answer
2. 462 views
A particle of mass 5 kg is acted upon by a horizontal force of magnitude 16 N for 8 seconds, in which time it moves from rest
1. 2 answers
2. 513 views
Which Christian empire in southwest Asia did the Ottomans conquered?What was the capital of the Christian Empire in southwestern
1. 2 answers
2. 523 views
The 7th term of an A.p is 20 and the 13th term is 38 find the ,1,70thterm ,2,11thterm
1. 2 answers
2. 879 views
The 7th term of an A.p is 20 and the 13th term is 38 find the ,1,70thterm ,2,11thterm
1. 2 answers
2. 1,027 views
Jim Gray invested $8,500 four times a year in an annuity due at All-Star Investments for a period of 3 years at an interest rate
1. 1 answer
2. 506 views
Do you feel there are any imbalances to our wage structure in our economy? why? give an example
1. 1 answer
2. 384 views
Partial Fraction of the Rational Expression:x^2+x+8/x^3+x
1. 1 answer
2. 343 views
Suppose that z1=6-8i. Find:A. The Trig Form of the complex number z1, where your theta is in degrees. B. The Trig form of z1*z2,
1. 2 answers
2. 552 views
If 3 inches represent 18 miles, what do 7 inches represent?
1. 1 answer
2. 337 views
How does the formation of metallic bonds explain the fact that metals tend to conduct electricity?
1. 1 answer
2. 378 views
How does the formation of metallic bonds explain the fact that metals tend to conduct electricity?
1. 1 answer
2. 404 views
Two angles of triangle FGH measure 33 degrees and 57 degrees.What is the measure of the third angle in FGH?
1. 5 answers
2. 1,439 views
Is this quote a metaphor?"That's a bright direction, there's a glowing there." In context it seems like a metaphor since the
1. 4 answers
2. 909 views
What is a motion pattern?
1. 3 answers
2. 293 views
I have a question that I don't understand from my first year chem lab.Calculate the minimum volume of water needed to decompose
1. 4 answers
2. 889 views
Hey, I'm confused on this one problem and can you help me please? Thanks a bunch! :]The problem is: The figure consists of a
1. 2 answers
2. 515 views
A box contains 14 yellow, 6 green, 10 purple, and 12 red candies jumbled together. What is the expected number of red candies
1. 1 answer
2. 1,239 views
Verify that the expression formula for a hypergeometric distribution gives the same result as the general equation for the
1. 1 answer
2. 395 views
Estimate the population size of a bird species if in 100 sightings along a migration path, 25 were ringed, and it is known that
1. 1 answer
2. 327 views
Aaron plans to attend college once he completes this course workbook.im suppose to identify the nouns in the sentence the nouns
1. 4 answers
2. 2,210 views
Estimate the population size of a bird species if in 100 sightings along a migration path, 25 were ringed, and it is known that
1. 1 answer
2. 339 views
A rectangular solid has a base area of 43.3 sq inches and a height of 50 inches a triangular prism has a base in the shape of an
1. 2 answers
2. 839 views
Pat had $3. He gets some money from his parents. He now has twice as much money as Dani. Write an expression to represent how
1. 1 answer
2. 393 views
A gun fires a shell at an angle of elevation of 30 degrees with a velocity of 2*10^3m/s. What is the horizontal and vertical
1. 7 answers
2. 3,364 views
An arrow is shot vertically upward from the top of a cliff 80 feet tall, with an initial velocity of 64 ft/s, (the acceleration
1. 3 answers
2. 683 views
If an arrow was shot at such an angle that for every second of travel a lateral change of 50 feet away from the archer was
1. 2 answers
2. 1,001 views
I have to write an essay, but I just need help with coming up with some ideas.In the essay, I have to compare/contrast the plays
1. 2 answers
2. 528 views
A crate with a mass of 40 kg is being dragged along a horizontal floor at a constant velocity by an applied force of 180 N. What
1. 1 answer
2. 491 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
1. 1 answer
2. 1,140 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
1. 1 answer
2. 453 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
1. 1 answer
2. 481 views
What is the frequency of a sound wave in air at 20°C that has a wavelength of 0.4 m?
1. 1 answer
2. 323 views
What is the portion size of a #8 scoop?
1. 1 answer
2. 424 views
I am divisible by four factors in addition to 1 and myself. I am 7 less than a number with a square array. I am less than 24.
1. 1 answer
2. 296 views
I am a perfect square that is 11 more than a perfect square and 13 less than a perfect square. Which number am I?
1. 1 answer
2. 959 views
If you count backward from me to divide me by 8, the sixth number you reach is 48. Which number am I?
1. 1 answer
2. 323 views
One of my factors is 5 more than another of my factors. My digits add up to 6. I am less than 50. Which number am I?
1. 1 answer
2. 305 views
When you add the number of rows in my array to the number in each row, you get 15. My digits add up to 9. Which number am I?
1. 1 answer
2. 304 views
The difference between my digits is 7. When you divide me by the sum of my digits, the quotient is the sum of my digits. That
1. 1 answer
2. 548 views
A student completed 44% on a test. He completed 22 question. Then how many questions are on the test
1. 4 answers
2. 418 views
help on the moon
1. 1 answer
2. 251 views
Suppose a laboratory has a 38 g sample of polonium-210. The half-life of polonium-210 is about 138 days. How many half-lives of
1. 7 answers
2. 2,778 views
What can engineers do to help buildings survive in an earthquake?
1. 1 answer
2. 309 views
A 100.0 g sample of water at 27.0°C is poured into a 77.4 g sample of water at 89.0°C. What will be the final temperature of
1. 4 answers
2. 3,390 views
Is it possible to set up a time to do a live chat with a tutor here? like for 15-20 min or so. I have a few questions, nothing
1. 6 answers
2. 419 views
Is there a way to prove this in upwards of 5 steps? Apparently there is??Prove. 2^n + 2^n = 2^(n+1) I posted this before however
1. 5 answers
2. 947 views
85.0 of is initially at room temperature (22.0). A chilled steel rod at 2.0 is placed in the water. If the final temperature of
1. 1 answer
2. 944 views
85.0 of is initially at room temperature (22.0). A chilled steel rod at 2.0 is placed in the water. If the final temperature of
1. 3 answers
2. 1,030 views
A brick is thrown off a building at a 25 degree angle at 10m/s, it lands 40 meters away, How high is the building?
1. 1 answer
2. 329 views
Is 25x squared + 40x +15 a perfect square? And how do you factor it if it is?
1. 2 answers
2. 841 views
1. In a region of two-dimensional space, there are three fixed charges: +1 mC at (0, 0), −2 mC at (18 mm, -3 mm), and +3 mC at
1. 2 answers
2. 732 views
I need step-by-step help for solving the lim x -> 0 for the function sin(x)/(x + tan(x))I can do simpler ones, but this one
1. 3 answers
2. 354 views
The question is:tan(arcsinx)= I know that inverse of sin is 1/sqrt(1-x^2) however this question still confuses me. The outcome
1. 3 answers
2. 434 views
f(x) = ln(ln(lnx)) has the domain of (e, infinity). I am not sure how this occurs however. I know in the case of ln x, x must be
1. 3 answers
2. 374 views
The question is:tan(arcsinx)= I know that inverse of sin is 1/sqrt(1-x^2) however this question still confuses me. The outcome
1. 3 answers
2. 478 views
lim t-> -infinity for sqrt(4t^2-5t-1)/(2t-3)I get infinity or -infinity, but the real answer is -1. How does this occur?
1. 2 answers
2. 497 views
What does it mean by, "The sum of three consecutive odd integers is 93."
1. 10 answers
2. 932 views
On the graph of f(x) = 8*sin(3pi*x), points P and Q are at consecutive lowest and highest points with P occurring before Q. Find
1. 3 answers
2. 1,094 views
what 2 colors make purple?
1. 3 answers
2. 384 views
Can you please help with the following:x^2+2x-35=0 I can't remember how to get the different possibilities. Appreciate help,
1. 1 answer
2. 262 views
A dog ate 48 bones. The other dog ate 47 bones. How much bones did both dogs eat?
1. 3 answers
2. 405 views
Can you please help with the following:x^2+2x-35=0 I can't remember how to get the different possibilities. Appreciate help,
1. 1 answer
2. 332 views
Sierra spent 2/3 of her earnings on clothes and 1/5 on school supplies. She saved the rest. What fraction of her earnings did
1. 7 answers
2. 2,289 views

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