Respuesta :

Answer: x= -5

Step-by-step explanation:

5x+7=4x+2

Subtract 7 from both side

5x+7-7=4x+2-7

Simplify

5x=4x-5

Subtract 4x from both side

5x-4x=4x-5-4x

Simplify

x= -5

Answer: x=-5

Step-by-step explanation:

5x+7=4x+2

-4x     -4x

x+7=2

 -7  -7

x=-5