Question

a) (+7x) + (-3x)
b) (-8x) + (+11x)
c) (-2y) + (-3y)
d) (-2m) + (-m)
e) (+5a²) + (-3a²)
f) (+5x) + (-5x)
g) (+6x) + (-4x)
h) (-6n) + (+n)
i) (+8x) – ( -3x)
j) (-5x) – (-11x)
k) (-6y) – (-y)
l) (+7y) – (+7y)

Answer 1

Explicação passo-a-passo:

a)4×

b)3×

c)(-5y)

d)(-3m)

e)2a2

f)0

g)2×

h)(-5n)

i)11×

j)6×

k)(-5y)

l)0