Expressions and Equations

Order of Operation (Simple)

100

Evaluate the expression: 2+3(8) =

26

200

Evaluate the expression: (10 - 2) x 5

40

300

10-3² =

1

400

3+9²=

84

500

100 - 8 x 2 + 4² =

100

Vocabulary

100

The parts of an equation separated by + and - signs

What are terms?

200

A symbol used for an unknown number

(letters, shapes, etc.)

What is a variable?

300

A math problem with ONLY numbers

What is numerical?

400

The number in front of the variable

What is a coefficient? 

500

The default operation in algebra

What is multiplication?

Writing Expressions

100

Translate the sentence into a mathematical expression: Two times a number n.

2n

200

Translate into an expression: One more than three times a number n

3n + 1

300

Write the expression: Two less than five times a number n.

5n - 2

400

the product of 7 and m

7m

500

Logan works at a florist. He earns $600 per week plus $5 for each floral arrangement he delivers. Write an expression that gives the amount in dollars that Logan earns for delivering f floral arrangements.

600 + 5f

Substitution

100

Substitute 5 for x. 

10 + x

15

200

Substitute 46 for h. 

86-h

40

300

x = 6

3x

18

400

z = 14

z/2

7

500

x = 4    y = -7

xy + y

-35

Solving Equations

100

Solve for a: 2a = 36

a = 18

200

Solve for b: b ÷ 3 = 6

b = 18

300

Solve for u: 64 = 16u

u = 4

400

Solve for x: 2x - 2 = 14

x = 8

500

Solve for x: 17x + 7 = 58

x = 3