Combine the like terms

48x-9+4y+8x-17y+13

56x + 21y + 4

56x+4-13y

Step-by-step explanation:

Find the like Terms:

The like terms are the numbers that have the same variable or power. In this case they are

48x+8X

-9+13

+4y-17y

Combine the like Terms

when the like terms are combined the answers are:

48x+8X=56x

-9+13=4

+4y-17y=-13y

Put in Expression form

Now the answer needs to be substituted back into the expression which is

56x+4-13y