Pre-Algebra: Chapter 1

Evaluate Expressions

100

Evaluate when y=5

2y+7

17

200

Solve when w=4.

3w+4

16

300

Evaluate when x=8 and y=7.

10x-4y

52

400

Evaluate for x=3.

-4x+15

3

500

Solve when x=7

x^2+3x-10

60

Translate Phrases

100

Translate the expression.

A number plus 4

x + 4

200

Translate the expression.

Three is subtracted by a number.

3-x

300

Translate the expression.

The product of five and a number

5x

400

Translate the phrase into an expression.

The quotient of a number and 9.

x/9

500

Translate the phrase to an expression.

Four less than a number.

x-4

Equations

100

x+8=10

x=2

200

-7+x=-3

4

300

3x=12

x=4

400

x/5=11

11

500

2x-4=12

x=8

Scatter Plot/Plotting Points

100

On the board: Plot the point (4, 6)

right 4 up 6

200

On the board, plot the point (-3, 5)

Left 3 up 5

300

Look at Kemper's drawing. Describe the scatterplot relationship.

Negative

400

On the board, plot the point (0, -3)

Down 3

500

Draw an example of a scatter plot with a positive relationship.

Answers vary.

Domain/Range

100

What value (x,y) represents the domain?

X

200

Define the range of a set of points.

The y

300

Give the Domain of the following:

(3,2) (-2,2) (9,0) (0,-393)

3, -2, 9, 0

400

Give the Range of the following:

(0,0) (9,32) (-9,-3) (1,1) (4,1)

Range

0, 32, -3, 1

500

Create a list of ordered pairs that would create the following domain: -9, 0, 4, 5.

Variety of answers. X's need to have -9, 0, 4, 5.