Expressions Review

Simplify Expressions

100

Simplify the following expression by adding the expression: 

4x + 8 + 3x - 9

7x - 1

200

Simplify the expression by adding the expressions: 

-5x +7 + 3x + 3

-2x + 10 

300

Simplify the expression by adding the expressions: 

8x+ 4 + 3y + 2

8x + 3y + 6

400

Simplify the expression by adding the expressions: 

-3x + 8y + 4 + 8x + 4y +7

5x +12y + 11

500

Simplify the expression by adding the expressions: 

5x² + 7x + 6y + 8 - 4x + 7y + 2

5x² + 3x + 13y + 10

Distributive Property

100

Simplify the following expression by distributing and adding/subtracting the following expressions: 

4(3x + 3) + (9x + 3) 

21x + 15

200

Simplify the following expression by distributing and adding/subtracting the following expressions: 

5(3x + 8) 

15x +40

300

Simplify the following expression by distributing and adding/subtracting the following expressions: 

3(2x +4) - 5 

6x + 7

400

Simplify the following expression by distributing and adding/subtracting the following expressions: 

5(3x+4) + 8x + 7 

23x + 27

500

Simplify the following expression by distributing and adding/subtracting the following expressions:

3(2x + 5) +2 (3x + 6) 

12x + 27

Evaluating Expressions

100

Evaluate 0.3k + 4m when k = 20 and m = 2

14

200

Evaluate 1/3x +5 when x = 6

7

300

Evaluate 50 + 5/13p when p = 26

60

400

Evaluate 3.6x + 4.5y when x = 3 and y = 7

42.3

500

Evaluate 5.5r - 8.35s when r = 12 and s = 4

99.4

Writing Expressions

100

Write an expression for the sum of 5 and a number

5 + n

200

Write an expression for the following:

The product of 2 and a number, plus 5

2n + 5

300

Write an expression for the following:

11 more than the quotient of x and 2

x/2 + 11

400

Write an expression for the following:

The product of 1/2 and the sum of x and 4

1/2(x+4)

500

Write an expression for the following:

The sum of 3 consecutive numbers is 12. What are the numbers.

(x) + (x+1) + (x+2)=12

3x + 3=12

3x=9

x=3

3, 4, and 5