7th grade Algebraic Expressions

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

What is 15m

200

Simplify the expression 5v - 4 - 2v

What is 3v - 4

300

Find the difference

(-2g + 7) - (g + 11)

What is -3g - 4

400

Find the difference

(6d + 5) - (2 - 3d)

What is 9d +3

500

Find the difference

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

What is 3r - 5

Distributive Property

100

Distribute then simplify the expression

2(h + 5) - 4h - 15

What is -2h - 5

200

Distribute, then simplify the expression

-4(b - 6) - 19

What is -4b + 5

300

Distribute, then simplify the expression 

-2(s - 6) + 4(s + 12) + 4 - 3s

What is -s + 4

400

Distribute then simplify the expression

-8(-8c + 6) - 3(6 + 3c) + c - 20

What is 56c - 86

500

Simplify -(x - 8) + 7(4 + 3x)

What is 20x + 36