2.1-2.2 Review

-2X + 11 +6X

• 4X+11
• -4X-11
• 4X-11

• 2X-11

Simplify: -15w - 19w

• 4w
• -4w
• 34w
• -34w

Simplify:  3 (a +b + c)

• a+b+c
• 3+3+3
• 3a + 3b +3c
• a-b-c

What are the like terms in the following expression?

5a + 2b + 3a

• 5a, -3a

• 5a, 3a

• 5a, 2b

• 5a, 4

What are the like terms in the following expression? 
2x + 1 + 7x 

• 2x, 7x
• 2x, 1
• 2x, -7x
• 7x, 1

True or False:
4x and x are like terms.

• True 
• False

True or False:
4 and 14 are like terms.

• True 
• False

True or False:
y and 14 are like terms.

• True 
• False

True or False: Like Terms have to contain the SAME variable

• True

• False

Which of the following is a like term with  $5g$  

•  $8g$  

•  $5h$  

•  $5g^2$  

•  $5gh$