Expressions and Variables
Vocabulary
Order of Operations
Simplify
Solve for the Variable
100
Evaluate when x=12 and y=3. xy
What is 36?
100
What does "inverse" mean?
Opposite
100
Evaluate the expression. 28-63/7
What is 19?
100
x + 4x + 7x
12x
100
j + 7 = 14
j = 7
200
Evaluate when p=12 and r=1 p+r
What is 13?
200
What is the inverse operation of addition?
What is subtraction?
200
Evaluate the expression. 9*6+27/3
What is 63?
200
9(5x)
45x
200
30 - m = 16
m = 14
300
Evaluate when r=2. r + 7
What is 9?
300
What is the inverse operation of division?
What is multiplication?
300
Evaluate the expression. 7(x+3)
7x + 21
300
3x + 8y + x
4x + 8y
300
e - 2.1 = 6.5
e = 8.6
400
Evaluate when e=6. 2e
What is 12?
400
If a variable doesn't have a number in front of it, I can imagine that there is a(n) ____ in front of it.
What is 1?
400
Evaluate the expression. 5x + 2(x+5)
7x + 10
400
4 + 2(x + 8) + 3x
5x + 20
400
2n -1 = 15
n = 8
500
Evaluate when x=12 and y=10. xy
What is 120?
500
The number in front of a variable is called?
What is a coefficient?
500
Evaluate the expression. x + 4(2x+5)
9x + 20
500
7x + 5(x + 2) + 2x + 5
14x + 15
500
x - 2 = 28/4
x = 9
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