Algebra 1A - Unit 1

Writing Expressions

100

The sum of 3 and P

3 + P

200

The product of a number x and 4

X • 4

300

W decreased by 5

W - 5

400

The quotient of 4 and a number y

4 ÷ y

500

4 less than p

P - 4

PEMDAS

100

12 x 4 + 3

51

200

( 2 + 2) ÷ 2 + 3

5

300

[( 4 x 3) + (2 - 1)] x 2

26

400

65 ÷ 5 x 2 - 7

19

500

4 - 18 ÷ 6 + 1

2

Distributive Property

100

3( x + 1 )

3x + 3

200

2( 4x + 3)

8x + 6 

300

-m - 5 ( m + 3)

-6m - 15

400

5(6 - r) - 7(4r - 3)

51 + - 33r

500

3(1 + 4k) + 5(k - 6)

17k - 27

Real Numbers

100

-3 x -4

12

200

-10 x 4

-40

300

-14 + -20

-34

400

17 + -31

-14

500

-12 - (-8)

-4

Unit Rate

100

Amy drove to her mother’s house, which is 204 miles away. If it took her 3 hours, what was her average speed?

68 mph

200

Ashley needs to ride her bike to her friend’s house 96 miles away. She is riding at an average rate of 15 miles per hour. She has 6 hours to get there. Will she make it?

No. She can only travel 90 miles.

300

Pat wants to enter a typing contest. In order to enter, one has to be able to type 50 words per minute. Pat took 15 seconds to type 10 words. Can he enter the contest?

No, he only types 40 words per minute

400

Which is the best buy? 6 shirts for $25.50, 4 shirts for $18.00, 5 shirts for $21

5 shirts for $21

500

What is the difference between "unit rate" and "rate?"

Unit rate is the rate per one Rate can be any number