Question

10X +8= -108

7X + 5 = 6x +23

-5x+8= -3X -12

-10x-8=10x+ 12

7X+5=25²+2x​

Answer 1

Explicação passo-a-passo:

10X + 8= -108

10X= -108 - 8

10X= -116

X= -116/10

X= -11,6

7X + 5 = 6x +23

7x - 6x = 23 - 5

x= 18.

-5x+8= -3X -12

-5x + 3x= -12 - 8

2x= -20

x= -20/2

x= -10