QUIZ 9: Combining Like Terms
COMBINING LIKE TERMS
Simplify the expression below. 
 3x - 4x + 5 -3 
COMBINING LIKE TERMS
Simplify the expression below. 
 -7x + 2x - 5 - 4 
COMBINING LIKE TERMS
Simplify the expression below. 
2x2 - x2 + x + 5x - 5 -3 
-x2 + 6x - 4
-5x2 + 6x - 4
x2 + 6x - 8
5x2 + 4x - 4
-x2 + 6x - 8
COMBINING LIKE TERMS
x2 +4x +x2 -6 -4x -2x+7
Simplify the expression below. 
COMBINING LIKE TERMS
-2x2 +3x -5 -x +2x+4
Simplify the expression below. 
COMBINING LIKE TERMS
Simplify the expression below. 
 2(3x + 4) - 3x 
COMBINING LIKE TERMS
Simplify the expression below. 
 3(2x + 3) -7x - 9
COMBINING LIKE TERMS
Simplify the expression below. 
 4(x - 2) - 5 
COMBINING LIKE TERMS
Simplify the expression below. 
 4(-2x + 3) + 8x - 13
COMBINING LIKE TERMS
Simplify the expression below. 
 2(2x + 3) - 3x + 5
9(2x + 5y) = 
Simplify using distributive property. 
-5(3x - 6) = 
Simplify using distributive property. 
-(-7x + 6y) = 
Simplify using distributive property. 
2(3x - 4y) = 
Simplify using distributive property. 
-2(2x + 5) = 
Simplify using distributive property. 
Are the two expressions equivalent? If yes, what property did you use?
yes, distributive property 
No, they are not equivalent
a.  3(2x + 4y)
b.  6x + 12y
Are the two expressions equivalent? If yes, what property did you use?
yes, distributive property 
No, they are not equivalent
a.  5(2x - 9y)
b.  7x - 14y
Are the two expressions equivalent? If yes, what property did you use?
yes, distributive property 
No, they are not equivalent
a.  7(3x + 5y)
b.  21x + 35y
Are the two expressions equivalent? If yes, what property did you use?
yes, distributive property 
No, they are not equivalent
a.  6(2x + 3y)
b.  12x + 3y
Are the two expressions equivalent? 
yes, they are equivalent
No, they are not equivalent
a.  2(6x - 9y)
b.  3(4x - 6y)
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