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Vocabulary
Simplifying Expressions
Properties
Integers
Prior Knowledge
100
What are the terms in an algebraic expression?
Any number in the problem that is being added.
100
5x + (-2y)+ -9x +(-10y)
-4x +(-12y)
100
7(x-3)=14
x=5
100
-6 + -19 - 5 * -3=
-10
100
If you add up all of the angles of a quadrilateral, what is the sum?
360 degrees
200
What is a constant?
A term in which there is only one number and no variables, so that it will always stay the same.
200
-1c + (-1d) + (-5c) +2d
-6c + d
200
7 * 5 = 5 * 7
Commutative property of multiplication.
200
-16-4*(-3)+(-7)
-11
200
For it to be a function, each input...
has exactly one output.
300
What is an expression?
A mathematical phrase that contains numbers and/or variables.
300
(2n^2) + (-1n) + 3 + 4 + (-2) + (2n^2)
4n^2 + 5 + (-n)
300
(7 + 6) 8 = 7(6 + 8)
Associative property of multiplication
300
(-12-15)*7-5=
-184
300
What is the answer to a division problem?
Quotient
400
What is a hypotenuse?
The side of a right triangle that is opposite of the right angle.
400
-2z^3 + (-1z^2) + (-1z^3) + 2z^2 + 3z^3 + (-5z^2)
-4z^2
400
-19*4-12+1-5*6-4+5*7-4=
-90
400
Dividing a number is the same thing as...
multiplying by its reciprocal.
500
What is a coefficient?
The number in a term that the variable is being multiplied by.
500
-(-{-[-(-|-9+5-7|)]})+(-)|-3+[3-5]|+{-}|-16+7-9|
2
500
-(-3x-18)= 3(2x+12)
x=6
500
-12*4-5+6*4-3*4+7*2-3+7*5=
5
500
What is the name for the square of 12?
A gross