Question

Solve the following equation for a number x. verify that your solution is correct 7(2x+5=4x-9-x

Answer 1

7(2x+5)=4x-9-x
14x+35=3x-9
11x = -44
x = -4

7(2*-4+5)=4*-4-9--4
7(-3)=-21
-21=-21. so it checks out and x = -4