Question

simplifica as expressões algébricas e juntar os termos semelhantes: f) -w+8y+4w-2(w+y) g) -(4x+5)+2x+7(x-2)+3 h) 6m+3x-8m+5x+2m+9

Answer 1

Espero ajudar...

F)
-w+8y+4w-2(w+y)
-w+4w-2(w+y)+8y
3w-2w+2y+8y
w+10y

G)
-(4x+5)+2x+7(x-2)+3
-(4x+5)+7(x-2)+2x+3
3x+(-9)+2x+3
3x+2x+(-9)+3
5x-6

H)
6m+3x-8m+5x+2m+9
6m-8m+2m+3x+5x+9
8x+9