what is the number find it

Question

what is the number find it.twice the difference of a number and 7 is equal to 3 times the sum of the number and eight what is the number finder.

Answer 1

2(x-7) = 3(x+8)

2x -14 = 3x +24

3x-2x= -14-24

x = -38

check the answer

2(-38-7)= 3(-38+8)

2(-45 ) = 3(-30)

-90=-90