Question

-4х+8=-7)))))))))))))))))

Answer 1

-4х+8=-7,
-4х=-7-8,
-4х=-15,
х=3,75.
Ответ: 3,75

Answer 2

-4х=-7-8
-4х=-15
х=-15:(-4)
х= 3,75

Answer 3

-4x+8=-7
-4x=-7-8
-4x=-15
4x=15
x=15/4
x=3,75