Question

5. Simplifique as expressões a seguir.
a) 2x + 3 + x + 6
c) - 6x + x + 7y + 3 - 2y - 2+11
b)2(x + y)
d) 8x -y-5+42+5-2+2z7​

Answer 1

Resposta:

A) 3x + 9

C) 5y - 5x + 12

B) 2x + 2y

D) 8x - y + 40 [2z7(?)]