Question

Simplifique as expressões algébricas:
a) -42b - 4 – 6b – 12c +5 =
b) 5x2 – y + 5x2 – 32 + 4 =
c) - 6a -(-a+ 7) =
d) 9xz + 3zx – 8xz2 – 4zx + 8xz2 =​

Answer 1

Resposta:

a) -48b-12c+1=0

b). -y-8=0

c). -5a+7=0

d). 9xz-zx=0