Question

x²+2y-5x+11+-2x²-7y+3x+100=
x²+2y-5x+11- -2x²-7y+3x+100=
-x²+2y-5x+11- -2x²-7y+3x+100=
-x²+2y-5x+11- +2x²-7y+3x+100=
-x²+2y-5x+11- ×2x²-7y+3x+100=
-x²+2y-5x+11- ÷2x²-7y+3x+100=​

Answer 1

Resposta:

A) 4x+7x+2x-8x=448

B) 4m-m+2m+3m=8m

C) 2ay+5ay+3ay=10ai

D) 5ax-6ax-5ax+7ax=ax

E) 2c+5m+7c+9c+6m=18c +11m

F) 6ay+ay+5ay-2ay=9ay ai

G) 5x-2+3x-3=-19

H) 2x+3y-5x+5y=y

i) 2x+y-x+6y+2y=-y

j) 3x-y+2x-3x=3(-y-2)

k) x+2x-6+5x-10=-62

L) 6x+2x-x+2y+2x=-22

M) -2x+5y-3x+y+3x=-3(3y+×-1)

N) 5x-2y-4x+3y+4x=2(-11y+2)

O) -2y+7y-2y+7y-x+7y=17y

P) -3x+10y-2x+7y-x+7y=-2y+(15+49y)

q) 5x+4y-2y+x+2y-2y=18y

r) 7x+6y-2x+y+7y-9y-x=y×(33-14y)