vocabulary
writing phrases and expressions
Solving Add/Sub Equations
Solving Multi/Div Equation
Evaluating Expressions
100
A mathematical sentence that shows that two expressions are equivalent
What is an "equation"?
100
Write "12x" as a phrase
What is "12 times x", or "the product of 12 and x"?
100
x + 15 = 56
What is x = 41?
100
5w = 35
What is w = 7?
100
Evaluate w + 12, for w = 4
What is w = 16?
200
An expression that contains at least one variable
What is an "algebraic expression"?
200
Write "t + 25" as a phrase
What is "t plus 25", or "25 added to t"?
200
v + 108 = 126
What is v = 18?
200
8x = 40
What is x = 5?
200
Evaluate x - 5, for x = 10
What is 5?
300
A value or values that make an equation true
What is a "solution"?
300
Write "x - 43" as a phrase
What is "x minus 43", or "43 subtracted from x"?
300
150= x - 35
What is x = 185?
300
9y = 99
What is y = 11?
300
Evaluate 2w + 3, for w = 3
What is 9?
400
A value that does not change
What is a "constant"?
400
Write "18 divided by n" as an algebraic expression
What is "18/n"?
400
j - 26 = 126
What is j = 152?
400
w/5 = 4
What is w = 20?
400
Evaluate 4x, for x = 12
What is 48?
500
A symbol used to represent a quantity that can change
What is a "variable"?
500
Write "the product of 20 and x" as an algebraic expression
What is "20x"?
500
f + 94 = 184
What is f = 90?
500
x/10 = 8
What is x = 80?
500
Evaluate 75 - n, for n = 15
What is 60?
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