7th Grade Math Unit 2A

Vocabulary Terms

100

This is a group of terms that contain an equal sign.

What is an equation?

200

This is the unknown number in an expression or equation represented by a letter.

What is a variable?

300

This is a number that is attached to a variable through multiplication or division.

What is a coefficient?

400

This is another name for a number that is by itself in an expression or equation.

What is a constant?

500

This is a number, letter, or combination of numbers and letters such as 4, x, or 2n.

What is a term?

Combine Like Terms

100

^5x+7y+15-4

What is 5x+7y+11?

200

15a+12b-7a+3b

What is 8a+15b?

300

2+5m+10-8m

What is -3m+12?

400

6x+8y-2x-y

What is 4x+7y?

500

2m+9-5m+7

What is -3m+16?

Factor the Following

100

The GCF of 14pmc and 18mc.

What is 2mc?

200

The GCF of 45 and 54

What is 9?

300

4 + 24n 

What is 4(1 + 6n)?

400

30c + 35

What is 5(6c + 7)?

500

36g + 42

What is 6(6g + 7)?

Algebraic Expressions

100

Eight more than twice a number "n"

What is 2n - 12?

200

Four times a number "x" decreased by 12

What is 4x - 12?

300

The product of 7 and the sum of x and 4

What is 7(x+4)?

400

5 less than triple a number "p"

What is 3p-5?

500

Half the difference of a number "y" and 6

What is (y - 6)/2?

Distribute and Simplify

100

3(2a + 5)

What is 6a + 15?

200

-10(2x - 3)

What is -20x + 30?

300

4(x + 5) + 2(x + 3)

What is 6x + 26?

400

7(y - 2) - 3(y + 4)

What is 4y - 26?

500

8m - 2(m + 6)

What is 6m -12?