Question

Ajudaaaaaa

Resolva as equações: (faça a conta)

a) -6×+40= -4x-20

b) 13+40×=-27 ​

Answer 1

a) -6x + 40 = -4x - 20

-6x + 4x = -20 - 40

-2x = -60

x = -60 / -2

x = 30

b) 13 + 40x = -27

40x = -27 - 13

40x = -40

x = -40 / 40

x = -1