Question

3) Resolva as equações:
a)
b) == x
b) 3(2-2x) = -7x
c) 5(3x+2) = 4-4x-10​

Answer 1

Resposta:

Explicação passo-a-passo:

b) 3(2-2x) = -7x

6-6x = -7x

7x-6x = -6

X = -6

________________

c) 5(3x+2) = 4-4x-10

15x + 10 = -6-4x

15x+4x = -6-10

19x= -16

X = -16/19