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Algebraic Expressions
Combining Like Terms
Algebra Vocabulary
Inverse Operations
Solving Equations
100
A number increased by 3.
What is x + 3 ?
100
It is 4x + 5x simplified.
What is 9x ?
100
An unknown number or value.
What is a variable?
100
This can be done to get the variable alone in x + 3 = 6.
What is subtract 3 from both sides?
100
It is the value of x in the equation x - 4 = 12
What is 16 ?
200
Twice a number decreased by 12.
What is 2x - 12 ?
200
It is 4x - x simplified.
What is 3x ?
200
An algebraic expression that contains an equal sign.
What is an equation?
200
This can be done to get the variable alone in 3x = -12.
What is divide both sides by 3?
200
It is the value of y in the equation 3y = -9.
What is -3 ?
300
2 less than a number.
What is x - 2 ?
300
It is 2x - 3 + x simplified.
What is 3x - 3 ?
300
These are done to get the variable alone in an equation.
What are inverse operations?
300
This can be done to get the variable alone in -2x = 14.
What is divide both sides by -2 ?
300
It is the value of m in the equation 2x - 4 = -20.
What is -8 ?
400
5 less than twice a number.
What is 2x - 5 ?
400
It is -x + 5 - 6 - x simplified.
What is -2x - 1 ?
400
They are terms that contain the same variables.
What like terms?
400
It is the order of "undoing" operations when solving an equation.
What is SADMEP ?
400
It is the value of x in the equation -3 + 4x = 9.
What is 3 ?
500
3 times the sum of twice a number and 6.
What is 3(2x + 6) ?
500
It is x - 1 + 4 - 5x - x - 6 simplified.
What is -5x - 3 ?
500
They are terms in an algebraic expression that do not contain a variable.
What are constants?
500
These are the two inverse operations that must be done to get the variable alone in -2 + 4x = 10.
What are add 2 to both sides and divide both sides by 4 ?
500
It is the value of x in the equation -2x -5 +7x = 20.
What is 5 ?