Question

2) Calcule os monômios
a) 2x + 3x =
c) 3a - 6a - a =
b) 6y - 4y + 5y =
d) 2/5 xży 3/2 x2y =
3) Calcule:
b) (-2x). (+3x) =
e) (-6x2).(+3x2) =
c) (+5x). (+4x) =
f) (-2y). (5y) =
a) (+5x). (-4x2) =
d) (-n).(+ 6n) =
Ajudaaaa​

Answer 1

2x+3x=5x

3a-6a-a=-4a

6y-4y+5y=7y