SOLUTION: I really haveva lot of trouble with math word problems.. i need to know how set thid word probkem up.. The product of -2 and a number is the same as the total of 15 and the number

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Question 476147: I really haveva lot of trouble with math word problems.. i need to know how set thid word probkem up.. The product of -2 and a number is the same as the total of 15 and the number. Find the number ... the back of the book say - 5 but i need to know how i got the answer
Found 2 solutions by rfer, solver91311:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
-2x=x+15
-3x=15
x=15/-3
x=-5
Set the two items as equal then solve.

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Let represent the number.

The product of -2 and the number:

15 plus the number:

"Is the same" means "=", so:



Solve for

John

My calculator said it, I believe it, that settles it
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