Math Questions.

Question

The sum of eight times a number and 4 more than the number is the same as the difference between -7 and twice the number.

Answer 1

8x+4+x = -7 -2x

10x+x =-7-4

11x = -11

x =--11/11= -1

the number is minus one

8(-1)+4-1 = -7-2(-1)

-9+4= -7+2

-5 =-5