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) =​

Answer 1

Explicação:

a) 7x‐3×=4x

b)-8×+11×=3×

c)-2y-3y= ‐5y

d)-2m-m= ‐3m

e)(10a)+(-6a)

10a-6a=4a

f)5x‐5x=0

g)6×‐4×=2×

h)‐6n+n= ‐5n

i)8×+3×=11×

j)‐5×+11×=6×