Vocab
Translating Equations
Checking Solutions (Must Show Work)
Combine Like Terms (Must Show Work)
Distributive Property (Must Show Work)
100

What is an expression? Write an example. 

A math sentence made up of numbers, operation symbols, and sometimes variables. 

100

Translate the following equation into words: 

3 + x = 12

3 plus x is the same as 12

100

Is x = 4 a solution to the equation 3x + 2 = 1 ?


No, x = 4 is not a solution

100

Combine Like Terms: 2x + 4x - 12

6x - 12

100

Distribute:  2(3x + 1) 

6x + 2

200

What is an algebraic equation? Give an example. 

Two expressions with an equal sign in between them, where at least one expression includes a variable.
200

Translate the following equation into words: 

4z - 9 = 16

4 times z minus 9 is the same as 16

200

Is x = -1 a solution to the equation 5x - 6 = 3x - 8

Yes, x = -1 is a solution

200

Combine Like Terms: - y + 2 - 14 + 3y

-12 - 2y

200

Distribute: -2(3x - 3)

-6x + 6

300

What is the "coefficient" of a term? 

The number

300

Translate the following equation into words: 

0.5x = 4

0.5 times x is the same as 4

or 

one half of x is the same as 4

300

Is x = 4 a solution to the equation x- x - 6 = 0

No, x = 4 is not a solution. 

300

Combine Like Terms:  2k - 4h + 3 + 2h - 2

2k - 2h + 1

300

Distribute: - (5y + 3z - 2)

-5y - 3z + 2
400
What is a variable and what does it represent? 

A letter that represents an unknown number. 

400

Translate the following equation into words: 

3x + 2 = 6x - 8

3 times x plus 2 is the same as 6 times x minus 8
400

Is x = 2 a solution to the equation x4 - 5x2 + 4 = 0

Yes, x = 2 is a solution. 

400

Combine Like Terms: 3.5x + 13 + 1.5 - x - 2.2

2.5x + 12.3

400

Distribute: (9 - 14x + y)7

63 - 98x + 7y

500

What is a "solution" to an equation?  

A number, that when substituted into an equation for the variable, makes the equation into a true statement. 

500

Translate the following equation into words: 

x+ 4x - 16 = 0

x squared plus 4 times x minus 16 is the same as zero 

500

Is x = (-1/3) a solution to the equation 

15 + 4x = 16 + 7x ?

Yes, x = (-1/3) is a solution.

500

Combine Like Terms: 

 -2.5 + 7x + 4.5k - 2y - x + y + 14

6x + 4.5k - y + 11.5

500

Distribute: 2(0.5x + 1) - 3(7y - 2) 

1x + 2 - 21y + 6

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