Question

URGENTE!!!!!

a) (+6x) + (-4x) =
b) (-6n) + (+n) =
c) (+8x) – ( -3x) =
d) (-5x) – (-11x) =
e) (-6y) – (-y) =
f) (+7y) – (+7y) =
g) (-3x) – (+4x) =

Answer 1

letra a= 5

letra b =3n

letra c= 4x

Answer 2

Resposta:

A) 2x

B) - 5n

C) 11x

D) 55x 2

E) - 5y

F) 0

G) - 7x