Question

me ajudem!
A)2x+2=-4
B)5+4x=3x+4
C)x+1-x-1+x=4

Answer 1

A) 2x + 2 = - 4
2x = - 4 - 2
2x = - 6
x = - 6/2
x = - 3

B) 5 + 4x = 3x + 4
4x - 3x = 4 - 5
x = - 1

C) x + 1 - x - 1 + x = 4
x - x + x = 4 - 1 + 1
x = 4