Question

Alguem me ajudaaaaaaaaaaaaa e) - 2x + 7 = - 4x - 4
f) 5x + 4 - 2x = 26 - 3x
g) Y + 9 + 5y = 3 + 2y + 7
h) x + 1 = 7x - 2

Answer 1

-2x+7+4x+4=0
2x+11=0
x=11÷2
x=5,5
f) 5x+4-2x-26+7=0
3x+37=0
x=37÷3
x=12.333.....