Question

ALGUEM PRA ME AJUDAR AI PVF

Answer 1

1a)a(x+y)

b)8x(x+9)

c)4(x-2y)-127

1. 6x-15=4x+5 y+4x+5=180

6x-4x=15+5 y+4.10+5=180

2x=20 y+40+5=180

x=20/2 y+45=180

x=10 y=180-45

y=135°

2. 2.(3x+1)+2x

6x+2+2x

8x+2 ou 2(4x+1)