10/2 - Algebra Unit 2 Foundational Skills

Word Problems

100

Seven more than twice a number is 17

What is 5

200

Four less than twice a number is -2

What is 1

300

Joshua got a 15% raise when he got promoted.  If his old salary was $80,000/year, then what is his new salary?

What is $92,000/yr

400

Adam's cat was 19 lbs on August 31st.  After 1 month of dieting, it weighs 17.8 lbs.  What percent of its body weight did his cat lose?  (round to the nearest tenth)

What is 6.3%

500

217 students went on a field trip. Six buses were filled and 13 students traveled in cars. How many students were in each bus?

What is 34

One and Two Step Equations

100

2x=8

What is x=4

200

x/4 =3

What is x=12

300

8x-5=43

What is x=6

400

v/6 - 3 = 5

What is v=48

500

x²-1=8

What is x=3

Distributive Property

100

3(2x-4)

What is 6x-12

200

-2(5+5x)

What is -10-10x

300

-12(-2x-5)

What is 24x+60

400

3x+8(-2x-4)

What is -13x-32

500

5(7x-10)-30

What is 35x-80

Calculating Percent

100

Find 17% of $512

What is $87.04

200

Find 8.5% of $300

What is $25.50

300

Find 136% of $450

What is $612

400

Your savings account balance increased from $500 to $720.  By what percent did your account change? 

What is 44%

500

Aleena's salary is an average of $8000 each month. Taxes deduct around $2900 monthly.  What percent of her total earnings does she actually keep?

What is 63.75%

Combining Like terms

100

6x - 8x

What is -2x

200

-7y - 15y

What is -22y

300

-2x multiplied with -3x

What is 6x²

400

5x - 7 + 2 - 3x

What is 2x - 5

500

2(3x+4) + 5(6x-7)

What is 36x - 27