Algebra 1A Unit 1.2

Integers

100

4 x -3

-12

200

12 divided by -6

-2

300

5 + (-2)

3

400

-7 - 3

-10

500

-2 - (-5)

7

Creating Expressions

100

I make $15 an hour. How could I represent this?

15h

200

Julie has 4 pens and some amount amount of paperclips. Represent this as an expression.

4 + x

300

Lyla has $36 and then spends some money on a new shirt. How can we represent this as an expression?

36 - x

400

WILDCARD: What is the hottest planet in our solar system? Mercury, Venus, Saturn, or Mars?

Venus

500

I have 42 cookies and I split them evenly amongst my friends. How can I represent this?

42/x

Simplifying Expressions

100

Simplify: 2x + 4 + 3x

5x + 4

200

Simplify: -2x + 7 - 5x + 3

-7x + 10

300

Simplify: 10 + x - 6 + 3x

4 + 4x

400

WILDCARD: What is the largest ocean in the world?

Pacific

500

Simplify: 4x + 5y - 3 + 2x - 1

6x + 5y - 4

Distributive Property

100

3(x+2)

3x + 6

200

4(x - 2)

4x - 8

300

-2 ( -3 + 5x)

6 - 10x

400

7 (4 - 2x)

28 - 14x

500

Simplify:   -4(2x - 3) + x + 2

-7x+14

Absolute Value

100

|15|

15

200

|-8|

8

300

|-5+3|

2

400

|4| - |-10|

-6

500

3|4-6| + |-7|

13