Vocabulary
Multiplication & Addition
Multiplication & Subtraction
Division & Addition
Division & Subtraction
100
A letter used to represent an unknown number
What is a variable?
100

3k = 18

What is k=6 ?

100

3a =9

What is a=3?

100

m/5  = 8

What is 40 ?

100

z - 8 = 2

What is 10?

200

The value for the variable that makes the equation true.

What is the solution?

200

a + 11 = 35

What is a= 24?

200

m - 7 = 23

What is 30?

200

y/8  = 3

What is 24 ?

200

y - 15 = 15

What is 30 ?

300
Opposite operations that undo each other.
What are inverse operations?
300
2r + 39 = 65
What is 13 ?
300
6k - 5 = 43
What is 8 ?
300
k/8 + 21 = 97
What is 608 ?
300
z/6 - 14 = 3
What is 102 ?
400

To get the variable completely alone on one side of the equation.

What is isolate?

400
12s + 27 = 171
What is 12 ?
400
4j - 71 = 29
What is 25 ?
400
g/11 + 37 = 128
What is 1188 ?
400
y/9 - 18 = 52
What is 630 ?
500

The number attached to the variable that shows multiplication.

What is a coefficient?

500
19b + 314 = 1663
What is 71 ?
500
21q - 39 = 234
What is 13 ?
500
w/317 + 596 = 1,639
What is 330,631?
500
d/10 - 83 = 64
What is 1470 ?
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