math, algebra

Questions

If a and b are integers when is 1/ab positive?Please help me, I don't know what to do.
1. 4 answers
2. asked by need help
3. 807 views
Members at a yoga school pay $7 per class plus a one-time $120 membership fee. Non-members pay $11 per class. How many classes
1. 9 answers
2. asked by Anna
3. 1,924 views
Solve the following problems:1. A turtle and a snail are 360 meters apart, and they start to move towards each other at 3 p.m.
1. 3 answers
2. asked by James
3. 796 views
Can someone check this for me :Find the gcf for each of the following groups of numbers: 36,64, and 180 My answer: gcf=4 Find
1. 2 answers
2. asked by jasmine20
3. 659 views
How is 28 a perfect number? Can someone explain this to me.all i understand that all perfect numbers end in 6 and 8. But how and
1. 1 answer
2. asked by Jasmine20
3. 835 views
Can someone correct these for meDirections: Write each of the following phrases, using symbols. (1)The sum of m and n, divided
1. 1 answer
2. asked by Jasmine20
3. 458 views
Problem: A formula for a football player's rushing average r with a total of y yards rushed in n carries of the ball is r=y/n.
1. 2 answers
2. asked by jasmine20
3. 699 views
How do you solve the following:Directions:Factor Can you show me!!! (1) x^2-x-12 (2)x^3+2x^2-3x Here is how I do it. First make
1. 1 answer
2. asked by jasmine20
3. 588 views
can someone correct this for me or help me.6x^2y^3+ 9x^2y^3 divided by 3x^2y^2 my solving and answer is: 15 x x y y y ----------
1. 1 answer
2. asked by jasmine20
3. 610 views
can someone correct this formeDirections:Add 3 and 1/5 plus 2 and 1/4 My answer: 5 and 9/20 correct
1. 1 answer
2. asked by jasmine20
3. 322 views
can someone correct this for me3 and 1/3 minus 1 and 1/2 My answer: 1/3 1 5/6
1. 1 answer
2. asked by jasmine20
3. 253 views
i just want to re make sure that the following question is correct.(1) List all the factors of 16 My answer: 1,2,4,8,16 That is
1. 3 answers
2. asked by jasmine20
3. 642 views
I want to make sure on this one as well.(1) Subtract: 4 and 1/3 minus 1 and 1/4 My answer: 3 and 1/12 or is it 3 and 1/3 3 and
1. 1 answer
2. asked by jasmine20
3. 333 views
this next one i want to make sure that what i'm answering is correct.(1) A rectangle has sides of 3x-4 and 7x+10. Find the
1. 2 answers
2. asked by jasmine20
3. 1,132 views
Can someone correct this.(30)
1. 1 answer
2. asked by jasmine20
3. 328 views
Can someone put this in an equation for me . I want to solve it but i just need how to set up in the equation.(80)
1. 1 answer
2. asked by jasmine20
3. 886 views
How do I solve for the following:Directions solve each literal equation for the individual variable. 2x + 3y -6 (for x ) Linear
1. 1 answer
2. asked by jasmine20
3. 990 views
my question is :on the following i have to graph them i just want to know if i am correct. for : x > 4 the line is going through
1. 1 answer
2. asked by jasmine20
3. 998 views
can someone correct this for me...Problem : Business and finance. Linda Williams has just begun a nursery business and seeks
1. 1 answer
2. asked by jasmine20
3. 955 views
can someone correct this for me.Problem: A student is nearing the end of a course, and has scored 700 points out of a possible
1. 1 answer
2. asked by jasmine
3. 502 views
can someone correct this for me.The pie that i'm using looks like this: it says that second day airfrieght is 40% next day
1. 1 answer
2. asked by jasmine20
3. 378 views
2a+2ab+2bI need a lot of help in this one. it says find two consecutive positive integers such that the sum of their square is
1. 1 answer
2. asked by sana
3. 648 views
can someone explain to me this please....What is the difference between ax^2+bx+c and ax^2+bx+c=0 One is an expression and the
1. 1 answer
2. asked by jas20
3. 461 views
what are some challenges about working with rational expressions?Math is a language. Getting it precisely right is a lot easier
1. 1 answer
2. asked by jas20
3. 839 views
the problem reads:Write the equation of the line which passes through the point (2,1) and is parallel to another line with
1. 1 answer
2. asked by jasmine20
3. 1,015 views
How can i solve for this would it best to factor or use the quadratic formula.solve: x^2+2x-8=0 How about for this problem as
1. 1 answer
2. asked by jasmine20
3. 388 views
how can i rewrite the following inequality in the form y = mx + bf(x) > x you can't change an inequality into an equality. were
1. 3 answers
2. asked by jasmine20
3. 978 views
The problem states find the simple interest . Assume a 360 day year. Round result.$17000 at 9% for 119 days. So, I know i have
1. 1 answer
2. asked by student
3. 647 views
solve for x2 - 5x = -1 - 4x
1. 1 answer
2. asked by Kyle
3. 350 views
3/7 (4m-18) = 12
1. 3 answers
2. asked by anonymous
3. 328 views
How do you divide by 5 n=3?
1. 3 answers
2. asked by angela
3. 267 views
17. Look at the pattern below.24, 28, 32, 36, 40, . . . Which expression represents the number in the pattern, where p is the
1. 3 answers
2. asked by HR
3. 489 views
How much should you deposit right now at 6% compounded monthly so that you can withdraw $1000 each month for 10 years?thanks in
1. 3 answers
2. asked by dominic
3. 435 views
Two expressions for calculating the drug dose for young children are:(2t^3 + t^2 -t)a / 48t^2 -24t and (3t^2 -2t)a / 3t^2 + 34t
1. 1 answer
2. asked by dominic
3. 1,109 views
Tina is trying to drop a water balloon from her balcony onto a rectangular raft in the pool below. The pool is 25 feet long and
1. 3 answers
2. asked by Willow
3. 497 views
If a and b are integers, when is -1/a positive?
1. 6 answers
2. asked by need help
3. 382 views
If Will gives Molly $9 dollars he will have the same amount of money as her. If Molly give Will $9, the ratio of money she has
1. 2 answers
2. asked by R
3. 549 views
My Question is that We have to sketch a floor plan of a house and make a rough estimate of the cost of building the house.We are
1. 3 answers
2. asked by Dann Wesley
3. 828 views
If A>B and B(B-A)>0, which of the following must be true?I. B<0 II. A<0 III. AB<0 A: I only B: II only C: I and II D: I and III
1. 7 answers
2. asked by Kenny
3. 612 views
1. what is the LCD for 3/5 and 1/62. what is the difference between 3/7 and 1/14 and so on plz help me
1. 4 answers
2. asked by someone
3. 2,085 views
Which rational number equals 0 point 6 with bar over 6? (5 points)2 over 3 6 over 10 4 over 5 6 over 5
1. 3 answers
2. asked by bam
3. 938 views
A packageof pens contains one red pen and four black pens. If 20 black pens are purchased, how many red pens are purchased.
1. 3 answers
2. asked by Rosa Valerie
3. 795 views