One Step & Two Step Equations

Surpise!

100

You earn $15 per hour at your job. Each way, you pay $2.50 in bus fare. How many hours do you have to work to take home $100.

15h - 5 = 100 h= 7 hours.

200

A video rental store rents a movie at $2.95 for the first night, plus $1.50 for each additional night. When you return the movie, you pay $8.95. How many nights did you keep the movie?

Double Jeopardy

1.50n + 2.95 = 8.95 n= 4 additional night. 5 NIGHTS TOTAL

300

Your class budgets money from the class treasury for a school dance. Decorations will cost $50. The DJ charges $30 per hour. If your class has a total of $170 to spend on the dance, how many hours can you pay a DJ?

30h + 50 = 170 h= 4 hours

400

The sum of the measures of the angles of a triangle is 180 degrees. One angle measures 45 degrees. The measures of the other two angles are equal. What are the measures of the other two angles?

2a + 45 = 180 a=67.5 degrees

500

You buy 1.25 pounds of apples and 2.45 pounds of bananas. After you use a $0.75 off coupon, the total cost comes to $2.58 . Both the apples and bananas cost the same price per pound. Find the price per pound.

Double Jeopardy

(1.25+ 2.45)p - 0.75 = 2.58 p= $0.90 per pound

One Step Equations

100

M / 16 = 8

What is 128

200

x − 7 = 13

What is 20

300

m − 9 = −13

What is -4

400

Twice a number is 34.

2n = 34 n= 17

500

The quotient of a number and 5 is equal to -7.

N/ 5 = -7 N= -35

Two Step Equations

100

−9x + 1 = −80

Double Jeopardy

x= 9

200

−15 = −4m + 5

m= 5

300

10 − 6v = −104

v= 19

400

−9x − 13 = −103

x= 10

500

An auto rental agency offers a rate of $38.00 per day plus $0.30/ per mile. After a one- day rental, the bill was $74. How many miles were driven?

38 + 0.30m = 74 m= 120

Two Step Equations

100

−2 = 2 + v/4

v= 16

200

−6 = n/2 − 10

n= 8

300

(v + 9)/3 = 8

Double Jeopardy 

v= 15

400

−6 + x/4 = −5

x= 4

500

You want to go to Africa for a photo safari. You need a total of $2,800. You can get $1,000 from your savings account and you can save $30 per week. How many weeks will it take you to save up for the trip?

1,000 + 30w = 2,800 w = 60

Two Step Equations

100

5y- 11 = 49

y = 12

200

x/8 + 4 =13

Double Jeopardy

x= 72

300

-8a + 1 = -23

a= 3

400

b/ (-8) +10 =4

b = 48

500

The computer club sells 50 more than 3 times the number of pins the chess club sells. The computer club sold a total of 134 pins. How many pins does the chess club sell?

3p + 50 =134 p= 28