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

2k - 2 = 14

What is 8 ?

100

2a - 5 = 5

What is 5 ?

100

z/6 + 8 = 12

What is 24 ?

100

z/8 - 4 = -7

What is -24?

200

The inverse (opposite) of addition

What is subtraction?

200

2a + 10 = 32

What is 11 ?

200

4m - 5 = 23

What is 7 ?

200

y/5 + 6 = 14

What is 40 ?

200

y/2 - 3 = 5

What is 16 ?

300
The four basic operations
What are addition, subtraction, multiplication, and division?
300

2r - 8r = 24

What is -4 ?

300

8k - 40 = 16

What is 7 ?

300

k/5 + 10 = 20

What is 50 ?

300

k/5 - 10 = 3

What is 65 ?

400
A number right in front of a variable
What is a coefficient?
400

24 = 5x + 3 + 2x 

What is 3 ?

400

6j + 22 = 10

What is -2 ?

400

10 = 6 + g/7

What is 28 ?

400

y/3 - 10 = -2

What is 24 ?

500

The inverse (opposite) of Multiplication?

Division

500

2b - 5b + 3 = 36

What is -11 ?

500

5d - 9 = -24

What is -3 ?

500

w/3 + 10 = 16

What is 18?

500

-6 = -2 + d/10

What is -40 ?