Vocabulary
Roots
Like Terms
Distributive Property
Integers
100
The number in front of a variable that multiplies it.
What is the coefficient?
100
The square root of 17 estimated to the nearest decimal point.
What is 4.1?
100
The simplified form of the expression 2x - 5y + 8x - 10y.
What is 10x -15y?
100
The simplified form of 3(x - 2).
What is 3x - 6?
100
The simplified form of -6 - 8.
What is -14?
200
A letter (or shape!) that takes the place of an unknown or changing number.
What is a variable?
200
The square root of 85 estimated to the nearest decimal point.
What is 9.2 or 9.3?
200
The simplified form of the expression -3xy + 5x - 7y + 3xy
What is 5x - 7y?
200
The simplified form of 4(2x - y + 3).
What is 8x - 4y + 12?
200
The simplified form of -2 + 11.
What is 9?
300
A word in a mathematical sentence. For example, the 2x in the expression 2x - 8y + 9
What is a term?
300
The square root of 12 simplified by using a prime factor tree.
What is 2 times the square root of 3?
300
The simplified form of the expression 2 - 6x + 8xy - 9y
What is 2 - 6x + 8xy - 9y?
300
The simplified form of the expression -2(-4 +5x - 7y).
What is 8 - 10x + 14y?
300
The simplified form of -4 - 5(3).
What is -19?
400
A mathematical sentence made out of terms separated by + or - signs.
What is an expression?
400
The square root of 60 simplified by using a prime factor tree.
What is 2 times the square root of 15?
400
The simplified form of the expression 6x - 10y - 3x - 12x + y - x?
What is -10x - 9y?
400
The simplified form of the expression 7 + 2(5 - x) + 2x.
What is 17?
400
The simplified form of -1 + 7 - 11 + 3(-2).
What is -11?
500
A mathematical sentence that shows the relationship between two equal expressions.
What is an equation?
500
The square root of 200 simplified by using a prime factor tree.
What is 10 times the square root of 2?
500
The simplified form of the expression -9 + 8x - 12y +x +y - 2x - 3y -11 +3x.
What is -20 + 10x - 14y?
500
The simplified form of the expression 10 - 3x(y + 2) - 6x + 4 + 7xy.
What is 14 + 4xy - 12x?
500
The simplified form of 2 - 20 + 4(-4) - -30.
What is -4?
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