Vocabulary | One Step Equations | distributive property | Combining like Terms | Two Step Equations |
---|---|---|---|---|
What is Variable
A letter that represents a value that can change is called?
|
Y=3
Solve for y:
7 -y = 10 |
54+30
6 (9+5)
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2x2 + 4x3 - 5
3x2 - 7 + 4x3 - x2 + 2
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x=-10
-5x-4=46
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Equation
A mathematical sentence that shows two expressions are equivalent is called?
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x=4
Solve for X
X+3=7 |
21+70
7 (3+10)
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4 + 6y + 5x2
4 + 5y + y + 2x2 + 3x2
|
x=-10
2x+3=43
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Commutative property (Of Addition)
The Property that states the two or more numbers can be added without changing the sum is called?
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Y=-17
Solve for Y
y+5=-12 |
18+27
3 (6+9)
|
3x+9
2x+3+x+6
|
x=-10
-5x -4
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Combining like Terms
a process used to simplify an expression or an equation using addition and subtraction of the coefficients of terms is called?
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N=7
Solve for n
−9 = n + (-26) |
8+16
4(2+4)
|
3x+2x+6
5x+6
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x= -42
1/3x+6= -8
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Elimination
the removal of a variable from an equation, typically by substituting another which is shown by another equation to be equivalent is called?
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x=-27
Solve for x
1/3x=-9 |
3+15
3(1+5)
|
7+x
5+x+2
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x=-12
x/2 - 4= -10
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