Vocabulary
Adding/Subtracting
Distributive Property
Simplify
Word Problems
100
A variable is a letter.
What is a variable?
100
9x+ 14y
7x+3y+2x+11y=
100
78a+81b
7(10a+11b)+2(2b+4a)
100
8a+8x+14y+4
2(4x+7y+4a)+4
200
A term is a number or product of a number and variable(s). Examples: 7a, 3b, 12
What is a Term?
200
2x+11y+20
19+2x+11y+1=
200
7g+9
4g+3(3+g)
200
15x+12
3(2x+4+3x)
300
A constant is a term that has no variable. Example: 5,7,2
What is a Constant?
300
17x+15y+14
14x+6y+12+9y+3x+2=
300
20x+30y
10(2x+3y)
300
25a+10x+50y+17
5(5a+2x+10y)+17
400
Like Terms have identical variables. Examples:23y+7y
What are like terms?
400
20x+7y+12
2y+7x+12+13x+5y=
400
125x+30y
10(10x+2y)+5(2y+5x)
400
25x+45y+25
5(7y+2x+5+2y+3x)
400
16x+9y
2(7x+3y)+3y+2x=
500
A coefficient is a number that multiplies a variable. Examples: 9(x), 6(a)
What is a Coefficient ?
500
14x+16y+21
14+3x+16y+11x+7=
500
8x+14y+18a+30
2(4x+7y+9a+15)
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