Expressions and Solving One Step Equations

Writing Expressions

100

45 plus 12

45 +12

200

The Product of a number x and 107

x(107)

300

35 less than 23

23 - 35

400

3 times 4 plus 87

3(4) + 87

500

The difference of double of a number x and 13

2x - 13

Writing Expressions WP

100

Jen had 23 pairs of shoes and she bought 23 more.

23 + 23

200

Andre ate 3 apples every day this week.  Write an expression for the total number of apples he eats in one week.  

3(7)

300

Aaron had 32 starbursts and he split them among x people.

32/x

400

Blake had 43 baseball cards, he sold 15 of them, and then bought x more. 

43 -15 + x

500

Denice had 20 books, she bought x more, and then she sold 10.

20 +x -10

Evaluating Expressions

100

Evaluate x +2 for x=1.

3

200

Evaluate 3(x) for x=-3

-9

300

Evaluate x/3 for x=-18.

-6

400

Evaluate 3x +2 for x=-4.

-10

500

Evaluate 10 - 2(x) for x=-2

14

Solving Equations #1

100

Solve for x

x +1= 6

5

200

Solve for x.

x-4=8

12

300

x+-2=9

11

400

Solve for x.

5 +x=-9

-14

500

16 +x = 32

16

Solving Equations #2

100

x-5= 10

15

200

x +3 = 7

x=4

300

x + -16= 4

20

400

14 +x = 72

58

500

-15 +x = 45

60