Equations Review

Vocab

100

The technical name for letters of symbols used in math

What are variables?

200

When two terms have the same variables and same exponents

What are Like Terms?

300

The small notation indicating how many times to multiply a number by itself

What is an Exponent?

400

The order in which we complete operations in an expression

What is Order of Operations?

500

What is the difference between expressions and equations?

Equations have an equal sign, Expressions do not

+ & -

100

x+5=6

x=1

200

x-8=10

x=18

300

7=3+x

x=4

400

21=x-2

x=23

500

-9+x=5

x=14

x & /

100

2x=80

x=40

200

x/9=3

x=27

300

60=5x

x=12

400

4=x/6

x=24

500

x/15=5

x=75

Combining Like Terms

100

3t+8s+6t+10s+13

18s+9t+13

200

7y+4z+9y-2z

16y+2z

300

2f+f+15g+3f-10g

6f+5g

400

5a-8b+7a+12b-a

11a+4b

500

3d+2c-2d+20c+14d-9

22c+15d-9

Yearly Review

100

15% of 60

What is 9?

200

Solve & Reduce: 3/5 +2/10

What is 4/5?

300

Solve using Order of Operations: 8+(3x5)-4^2

What is 7?

400

The absolute value of -80

What is 80?

500

Convert 4/12 into a decimal

What is 0.33?