7th grade Algebraic Expressions

Vocabulary

100

In the expression 3x+7, 3 is the

What is the coefficient?

200

In the expression 6y-2y+9, 9 is the ________.

constant

300

how many terms are in the expression 8t+11t-9? 

3

400

_______ represents an unknown number in an  expression.

Variable

500

the answer to a division problem is called ______

quotient

Random

100

Write the expression "the sum of a number and 7"

n+7

200

Evaluate 2a-10 if a=15

20

300

simplify a+a+b+b+b

What is 2a+3b

400

What is the GCF of 30 and 42

6

500

Factor 45x-5

5(9x-1)

Adding Algebraic Expressions

100

Simplify the expression 12g + 9g

What is 21g

200

Simplify the expression, 11x + 9 + 3

What is 11x + 12

300

Find the sum (n + 8) + ( n - 12)

What is 2n - 4

400

Find the sum (2w - 9) + (-4w - 5)

What is -2w-14

500

You start a new job. After w weeks, you have (10w +120) dollars in your savings account and (45w + 25) in your checking account. Write an expression that represents the total in both account

What is 55w + 145

Subtracting Algebraic Expressions

100

Simplify the expression 16m - m

15m

200

Simplify the expression 5v - 4 - 2v

3v - 4

300

Find the difference (-2g + 7) - (g + 11)

What is -3g - 4

400

Find the difference (6d + 5) - (2 - 3d)

 9d +3

500

Find the difference (7r - 2) - (4r + 3)

3r - 5

Distributive Property

100

Distribute then simplify the expression 2(h + 5) 

 2h +10

200

Distribute, then simplify the expression 4(3 - 5h) 

12-20h

300

Distribute, then simplify the expression 2(5w+6) + 4

What is 10w+16

400

Distribute 0.5x(100-50)

25

500

Simplify -4 (3a+5b-7)

-12a-20b+28