11-1

Terms with the same variable, to the same power, are called like terms

can be combined

Combine Like Terms

3x+6+9x-4

5t-3-2t+7

15c+5c-7-2c-8

Like terms can be combined to simplify expressions with more than one variable

Combine Like Terms to Simplify

12z+5-3a+4a-3z

8v-4d+2d-7-4v

g+9p-90+3g

The Distributive Property can be used to simplify

Use the Distributive Property to Simplify

2(k+5)+7+4k

8-3(s+1)+9k

7(b-2)+5b

Combining like terms can be used to solve equations

Combine Like Terms to Solve

6m+4m=80

15u-9u=72

18j+12j=-60

11-1

Distributive Property

m(a+b)=m(a)+m(b)