Question

Vcs poderiam me ajudar com isso
A) 2(y-1) + 3 (y-3) = -20
B) 2x-4 (1-x) = -3 (x-1) -10

Answer 1

A) 2(y-1) + 3 (y-3) = -20

y=9/5

B) 2x-4 (1-x) = -3 (x-1) -10

x=1/3