Vocabulary
Combining Like Terms
Distribution
Simplifying Algebraic Expressions
Rounding
100
The numerical factor of a term that contains a variable.
What is coefficient
100
-10x - 10y - 20x
What is -30x + (-10y)
100
9(-x-3)
What is -9x+(-27)
100
9(2x-4)+8
What is 18x+(-28)
100

Round to the nearest tenth. 8.545

8.5

200
The parts of an algebraic expression separated by operations (addition signs)
What are terms
200
Name 5 terms that can be combined with 9m
Example: what are -m, 8m, m, 2m, -100m
200
(m-(-2n))9
What is 9m+18n
200
-3+13(-2m-(-2))
What is -39m+36
200

Round to the nearest whole number 99.59

100

300
A term without a variable
What is constant
300
-x + x -(- x) - 2x
What is -x
300
10(-2-y-(-2z))
What is -20+(-10y)+20z
300
(9x-14)-(-x-14)
What is 10x
300

Round to the nearest hundredth 118.38034

118.38

400
Terms that have the same variable raised to the same power.
What are like terms
400
30y - 20w + (-13y) - 6
What is 17y + (20w) + (-6)
400
(-2)[-m+(-13n)-8]
What is 2m+39n+16
400
-5(7z+10)-7(-5z-9)
What is 13
400

Nearest thousands 5678.9753

6000

500
To multiply a sum or difference by a number, multiply each number in the sum or difference by the number outside the parentheses.
What is the distributive property.
500
-1 -(-y)-z-(-8)
What is 7+y+(-z)
500
-7(-4-(-p)-3q)
What is 28+(-7p)+21q
500
7y+(x-12)-3(-9y-8)
What is x+34y+12
500

Nearest tens 499.9999

500