Equations

Writing Equations

100

Twice a number x 

2x

200

The difference between x and 9

x - 9

300

Four less than a number y

y - 4

400

The quotient of 39 and a number b

39 / b

500

Five less than three times a number is twelve

3h - 5 = 12

Solving Equations

100

x + 3 = 9

x = 6

200

 v - 5 = -2

v = 3

300

x/-9 = -3

x = 27

400

-8x = 128

x = -16

500

-3x + 5 = 17

x = -4

Expressions

100

What are operators?

Addition and subtraction signs 

200

8x + y - 12

What are the constants?

12

300

8x + y - 3

What are the coefficients 

8 and 1

400

2 + ab - 3c = 54 - 3c

How many terms are in this equation?

5

500

What is the difference between an expression and an equation?

The equal sign that equations have 

Random 1

100

What is the mode in the set of data

9, 4, 3, 5, 5, 2, 8, 4

3 and 4

200

Are 8/9 and .888 Equivalent? 

Yes

300

What is the range for the set of data?  

13, 6, 3, 11, 11, 4, 8, 2 

11

Max - Min 

400

Convert to a percent 

5/12

41.6%

500

Order from least to greatest

3/7; 44%; .4

.4, 3/7, 44%

Random 2

100

Solve: 

-13 - 11

-24

200

What does Regular Polygon mean?

A figure that has all sides are the measure and all the angles are the same measure

300

What is the coordinate of the Origin 

(0,0)

400

What is Congruence?

When figures have the same size and same shape

500

Solve: 

4 1/3 - 1 5/7

2 13/21