Question

a)7x-12=3x+36
b)5x-2x-10=29
c)50+4x=2x+16

Answer 1

Olá

Vamos lá,

A)7x-12=3x+36
7x-3x=36+12
4x=48
x=48/4
x=12


b)5x-2x-10=29
5x-2x=29+10
3x=39
x=39/3
x=13


c)50+4x=2x+16
4x-2x=16-50
2x=-34
x=-34/2
x=-17

Bons estudos, dúvidas só chamar !!! :>))

Answer 2

a)7x-3x=36+12
4x=48
x=48/4
x=12
b)5x-2x=10+29
3x=39
x=13
c)4x-2x=16-50
2x=34
x=17