Expressions Review

Simplify the following expression:

 $7.8c+6p-3.4c-10$  

Simplify the following expression:

 $-9y+5y-7y+3y$  

Select all of the following that are like terms:

• 10x, 5y, 16z

• -9m, 9m, 7m

• 5, 10, 15

• 4, -8s, 9p

Simplify the following expression by using the distributive property:

 $3\left(5x+9\right)$  

Simplify the following expression by using the distributive property:

 $2\left(-3x+2\right)$  

Simplify the following expression by using the distributive property. Then, combine like terms.

 $4\left(5x-3\right)+15$  

Factor the following expression:

 $20x-28$  

Factor the following expression:

 $6x+4$  

Simplify the following expression by using the distributive property. Then, combine like terms.

 $5\left(b+6\right)-3b$