Question

1)Resolva as questões

A) 2x-60=10

B)3y-10=2y+20

C)2y=20

D)2/4=20

Answer 1

Resposta:

A) X= 35

B) Y= 30

C) Y= 10

D) 1/4= 10, 2/4= 20, 3/4= 30 e 4/4= 40