Question

Simplify this expression
15y + (x + 9y)

Answer 1

15y+x+9y

Combine Like Terms:

=15y+x+9y

=(x)+(15y+9y)

=x+24y

Answer 2

15y + (x + 9y)

First, simplify. / Your problem should look like:
`15y + x + 9y`
Second, gather the like terms. / Your problem should look like:
`(15y + 9y) + x`
Third, simplify. / Your problem should look like:
`24y + x`

Answer: 24y + x