Question

Simplify the expression
xy^2+3xy^2
6b^2c+(-b^2c)
-y^3+7y^3
Please Help! Completely understood these the other day now i'm blank.

Answer 1

xy^2+3xy^2 = 1xy^2+3xy^2
what is 3 of something plus 1 of something?

Answer 2

1 apple + 3 apples = ? apples

Answer 3

@BettyJean ?

Answer 4

4 apso is it that simple though? that's whats really throwing me off My mind keeps making it more complicated like. so the first one would be 4xy^2 right?

Answer 5

correct

Answer 6

let a = xy^2
then you have a+3a = 4a

Answer 7

=4xy^2

Answer 8

6b^2c+(-b^2c) = 6b^2c-1b^2c = ?