Equations Review Math 8

Vocabulary #1

100

This type of math problem has no equal sign.

Expression

200

This type of math problem has an equal sign.

Equation

300

Another word for numbers used in expressions and equations.

Constant

400

Another word for the letters used in expressions and equations.

Variable

500

The type of statement that two quantities are not equal, using symbols?

Inequality

Vocabulary #2

100

7a + 8

8 is a _____

Constant

200

5x + 8

5 is a _______

Coefficient

300

A number, variable, or a number times a variable. 

Term

400

How many terms does this expression have? 

5x + 3 - 2x + 2

4 terms 

500

What is the distance from a number to zero on a number line?

Absolute Value

Operation Vocabulary

100

Quotient

÷ division

200

loss of means

- subtraction

300

Tripled represents

X multiplication or times 3

400

combined means

+ Addition

500

The words "maximum" or "equal to but without exceeding" represent what inequality

≤

Mixed Review

100

Solve: 

3 + a = 1+ 6

a = 4

200

Solve:

8x-5<35

x<5

300

Does x = 4x have one solution, no solutions, or infinite number of solutions?

No solutions

400

Does x +9 = 9 +x have one solution, no solutions, or infinite number of solutions?

Infinite number of solutions

500

How would you graph x≥7.5? 

Open circle, closed circle, to the left or right. 

Closed circle and to the right 

Absolute Value

100

|x|= 6

x=-6

x=6

200

|x+3|=5

x=2

x=-8

300

|3x|=9

x=-9

x=9

400

|2x+8|=16

x=4

x=-12

500

|x-3|+9=30

x=-18

x=24