Question 462362
Hi. I need your help on problem solving.  My math problem is as follows:
Four times the sum of 7 and some number is -8. What is the number?

Let x = the number

4(7+x) = -8
7+x = -2
x = -9

The number is -9.

To check:
4(7-9) = -8
-8 = -8