Question

What are the steps for the equation x-2(4+x)+10 ?

Answer 1

1) on developpe

x-(2*4 +x*2) +10

2) on calcule les ()

x-(8+2x)+10

3) on enleve les ()

x-8-2x+10

4) on reduit

-x+2

x-2(4+x)+10=-x+2