Question

9- Resolva as equações:

a) 5(x + 1) = 10

b) 3(x-2) – 11 =- 2

c) – 2 ( x – 1 ) + 7 = 15

d) 5 – 3 ( x + 2 ) =-1

e) 10 ( x – 1 ) = - 20

f) – 10 (x – 1 ) = - 20​

Answer 1

Resposta:

a)X=1

b)X=21

c)X=-3

d)X=0

e)X=-1

f)X=3