Vocabulary

Vocabulary

Distributive Property

Combining Like Terms

Two-Step Equations

Multistep Equations

100

Give an example of a variable

Any letter is correct

100

What is the outside term in 3(x -4)?

3

100

Which terms in this expression could be combined with 3x?

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

2x and x

100

Solve:

3x - 4 = 8

x = 4

100

What would you do first to solve this?

3(3x + 4) - 9 = 27

Distribute

200

What is the coefficient in 3x?

3

200

Which operation do you perform when using distributive property?

Multiplication

200

What does the word combine mean?

to add together

200

What operation would you use to UNDO x/7

multiplication

200

Solve:

3x + 9x - 4x + 9 = 33

x= 3

300

Define constant

A number all by itself in an expression (not being multiplied by anything or affected by a variable)

300

Distribute:

-x(3 + 4)

-3x -4x

300

Combine -y and - 10y

-11y

300

Solve:

-4y + 10 = 26

y = -4

300

What are the three steps you need to follow to solve multistep equations?

1. Distribute

2. Combine like terms

3. Solve the remaining two-step equation

400

List all the coefficients in this expression: -3x + 4 - 10x + 7 -4x

-3, -10, and -4

400

What is the coefficient of x in this expression: 3(x -4)

1

400

How many term families are in the following expression?

3x - y +12 - 10y + 4x

three (x's, y's, and plain numbers)

400

Which operation would you do first, when trying to solve this for x?

x + 7 over 5 = 10

multiplication (to cancel out the 5)

400

What is the goal of solving a multistep equation?

To isolate the variable

500

Tell me the three kinds of terms.

A variable by itself, a number by itself, a number being multiplied by a variable

500

Distribute:

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

-8x -6x -3x +15

500

Combine:

3x - 4y + x -4x + 7y

3y

500

Solve:

2/3x + 4 = 10

x = 9

500

Solve:

3/4x + 3/2x - 4 = 5

x = 4

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