Word Problems
converting
solving for x
solving for y
Parallel And Perpendicular Lines
100

Andy needs a new printer. Right now he is $50 away from being able to purchase the one he wants. If he gets paid $10/hr. How long does he need to work to be able to buy the printer?

5 hours

100

y= -3x-10 into standard form

y+3x= -10

100

5x+25= 405

76

100

5(3)-2=y

13

100

Write an equation that is perpendicular to the y-axis.

y=________

200

Dwight owes a friend $20 from losing a bet. Right now he owes $8 to someone else. His job pays $10 an hour. How long does he need to work, in order to pay off his debts?

3 hours or 2.8

200

y= -3x-10 into point-slope form

y-5= -3(x+5)

200

22x-10= 100

5

200

9(2)-8=y

10

200

Write an equation that in parallel to the x-axis.

y=________

300

Jane was buying some snacks from the concession stand. She saw five of her friends there and wanted to buy them something too. She used her $9 to pay. Each snack cost four dollars. How much money does she have left?

-15

300

convert y-5= -3(x+5) into slope-intercept form.

y= -3x-10

300

9x-24= -30    

-2/3 

300

3(22)+19= y

85    

300

write an equation that is perpendicular to the x-axis that runs through the point (0,3)

x=0

400

Jim has $10. He wants to buy a new game, but the game costs $40. His mom made a deal with him that after every completed chore, she’ll pay him two dollars. How many chores does he need to do in order for him to be able to afford the game that he wants?

15

400

write y=1/2x+3 in standard form

x-2y= -6

400

10-4x= 8

.5

400



Using the graph above determine y when x=3.5 (y=.60x-.5)

1.6

400

write an equation that runs parallel to the y-axis that passes through the point (10,4)

x=10

500

Micheal has $11.50. He wants to buy a new video game, but the video game costs $62. His mom made a deal with him that after every completed chore, she’ll pay him two dollars. How many chores does he need to do in order for him to be able to afford the game that he wants?

Answer: 26 chores

500

Write x-2y= -6 as slope intercept form.

y=1/2x+3

500

11x-15= 40

5

500

 3(12)+15=y    

51

500

Write an equation that runs parallel to the x-axis that passes through the point (4,2)

y=2