Week 2 Review

Vocabulary

100

What is the variable in 3f + (-4)

f

200

What is the coefficient in 3x?

3

300

What is an integer?

Positive or negative number

400

The expression 5x + 3x = 8x is an example of:

a) Solving

b) Evaluating

c) Simplifying

c) Simplifying

500

What is the first step when solving: 2x + 4x + 3 = 15?

Combine Like Terms

Distributive Property

100

When solving an equation what is the first step before combining like terms?

Distributing

200

Which operation do you perform when using distributive property? 

Multiplication 

300

Distribute: 

-x(3 + 4) 

-3x -4x 

400

What do you get when you distribute:  -(x-2)?

-x+2

500

Distribute: 

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

-8x -6x -3x +15

Combining Like Terms

100

Combine like terms

2x + 9y -10 + x - 8c

2x and x 

200

Give an example of like terms

same variable

300

Combine -y and - 10y

-11y

400

When solving and equation, this step falls after "distribution" and before "PEMDAS backwards"

Combine Like Terms

500

Combine: 

3x - 4y + x -4x + 7y 

3y 

Fractions

100

Solve:

x/2=13

26

200

What operation would you use to UNDO or GET RID OF a fraction?

multiplication

300

2/3x=4

Solve 

x=6

400

When adding and subtracting fractions you need to:

a) add/subtract ACROSS

b) add/subtract CRISS CROSS

c) Get like denominators 

c) Like denominators

500

Add 

1/3+1/4=

7/12

Multistep Equations

100

What would you do first to solve this?

3(3x + 4) - 9 = 27

Distribute 

200

Solve: 

3x + 9x - 4x + 9 = 33 

x= 3

300

What are the 3 steps to solving equations?

1. Distribute

2. CLT

3. PEMDAS Backwards

400

How do you change a decimal to a fraction in the calculator?

MATH ENTER ENTER

500

Solve:

4(x-9)-2x = -3x+14

x = 10