Question

Sendo x=6 e y=10 a) 2x+2x+3x-4+3x-4 b) 2x+1+4-4y+3y-4x-7

Answer 1

Resposta:

Explicação passo a passo:

1)2.6+2.6+3.6-4
12+12+18-4
24+14
38
b)2.10+1+4-4.10+3.10-4.6-7
10+5-40+30-24-7
15-10-31
5-31
-26