Add 15to a number then multiply the result by 3 the answer is the same as subtracting 4 from the number and multiplying the result by 5 find the number
 👍
 👎
 👁
 ℹ️
 🚩
1 answer

3(x+15) = 5(x4)
3x + 45 = 5x  20
2x = 65
x = 32.5 < the number
check:
add 15 to 32.5 > 47.5
multiply 47.5 by 3 > 142.5
subtract 4 from 32.5 > 28.5
multiply by 5 > 142.5
my answer is correct. 👍
 👎
 ℹ️
 🚩
mathhelper
Answer this Question
Related Questions

Algebra
I add 7 to a certain number . I doubled the result. My final answer is 34. What was my number?

maths
I add 12 to a number and then double their sum.the result is one and the half times what I get when I double the original number and add 12.find the number

math
Arrange the fractions in order from smallest to largest. , , , 5/8,3/4,9/16,7/8 Add. Write the answer in lowest terms. 3 2/7 + 5 3/7 Subtract. Write the answer in lowest terms. 6 4/5  2 1/5 Evaluate. Write the answer in lowest terms. 8/154/15+1/15 Add.

Math
When you are translating a number from scientific notation to standard form, what does the exponent tell you? The number of zeros to add to the end of the original number the number of places to move the decimal point to the left the number of places to

Please check answers)
Perform the indicated operations and simplify the result. Leave your answer in factored form. 1) x/16  1/x all over 1 + 4/x A) x+4/16 B) x4/16 C) 16/x+4 D) 16/x4 E) 16/x+4 I chose answer C. I saw this as x^216/ x+4. Multiply the following using the

mathematics
If 3/4 of a class is absent and 2/3 of those present leave the room, what fraction of the original class remains in the room? my book says.. if 3/4 are absent, 1/4 are present hows that so? then it says if 2/3 of the 1/4 present , 1/3 of the 1/4 remain

algebra
what two numbers add up to 4 and multiply to 6?

Mathematics
I subtract 14 from a certain number multiply by 3 the final answer is 3 what was the number?

Mathematics
I think of a number and multiply it by 3 i add 6 to it and divide by 5 the result is 2 find the number

math
What two numbers multiply to 42 and add to 3

math
. I am thinking of a whole number. If I divide it by 13, then multiply the answer by 12, then subtract 20, and then add 89, I end up with 93. What was my original number?

Math
write a rule for the sequence. 2,4,8,16.......... A. Start with 2 and divide by 2 repeatedly B. start with 2 and multiply by 2 repeatedly C. start with 2 and add 2 repeatedly**** D. start by 2 and and multiply by 4 repeatedly (***** is my answer)

Math
I subtracted 17 from a certain number and then divided the result by 5. My final answer was 3 . what is the original number.

chemistry
MnO4–(aq) + Cl–(aq) Mn2+ + Cl2(g) (unbalanced) i. Write the reduction and oxidation halfreactions (without electrons). (.5 point) ii. Balance the equations for atoms (except O and H). (.5 point) iii. Balance the equations for atoms O and H using H2O

Math
a teacher asked her students to think of a number, multiply by 5, and subtract the product from 20 , then she asked them to multiply the resulting difference by the number they first thougt of a) use function notation to express the final answer in terms

Math
1 3/8 • 6/11. Multiply or divide. Write the answer in simplest form. Type the fraction or mixed number like the following example: 1 1/2

Astronomy
If dark energy were to significantly increase or decrease, what outcome could this have on the universe? My answer: If it increases everything would go farther away from us and if it would decrease galaxies and planets would come closer together and

achimota secondary school
when a certain number is added to 11 and the result is multiplied by 3, the final result is 45. Find the number.

Math
Repeat the following procedure for the four given numbers. Add 7 . Double the result. Subtract 4 . Divide by 2. Subtract the original selected number. The 1st number is 1 . The result is 5 . The 2nd number is 4 . The result is 5 . The 3rd number is 7 . The

math HELP PLEASE
Given the pattern rule, write the first 5 terms for each sequence: a. Start with 0, add 5 b. Start with 2, multiply by 6 c. Start with 100, divide by 2 and add 10 d. Start with 1, multiply by 3, subtract 1
Still need help?
You can ask a new question or browse existing questions.