Expressions and Equations

Vocabulary

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

What type of math where numbers and symbols are used to formulate expressions and equations.

Algebra

Expression or Equation?

100

x + 31y = 5

Equation

200

16 - x

Expression

300

149 = 100 + 7x

Equation

400

5(3-x) = 27

Equation

500

14x + 2(x - 5) - 10

Expression

One step equations

100

x/10 = 3

30

200

8x = -64

-8

300

x + 5 = - 9

-14

400

x - 8 = -10

-2

500

20 = x + 4

16

Simplify Expressions

100

Simplify:

3(x+2)

3x + 6

200

Simplify

-4 (m + 9)

-4m - 36

300

Simplify:

3x - 9x

-6x

400

Simplify:

10x + 7 -4x 

6x + 7

500

Simplify:

9 + 7x - 11 - 12x

-5x - 2

Mixed Review

100

Simplify 2b + (-4b) - 10 + 6

-2b - 4

200

2 - 10 + 2(15)

22

300

Simplify 10 + 2b + 8b - 6

10b + 4

400

solve

54 = -9x

-6

500

Solve: 

-3x = -18

6