Question

simplifique as expressões

Answer 1

A) 2. (-6p+3q) - 7.(p-q)=
-12p+6q-7p+7q=
-12p-7p+6q+7q=
-19p+13q

B) 10-4.(x-3)-x.(6x-1)=
10-4x+12-6x+1x=
-4x-6x+1+10+12=
-9x+22

C) 15-(3x+2).(x-7)=
15-3x-21+2x-14=
-3x+2x+15-21-14=
-1x-20

D) 4x+(2x+5).(5x-2)-8=
4x+10x-4x+25x-10-8=
35x-18