Write an equation for the following:
It costs $20 to enter the amusement park. Each ride costs 1.50. Let x be the number of rides and y is the cost.
What is 20 +1.50x
What is 1.50x+20
Write an equation for the following:
A plumber charges a $175 service call and an additional $90 an hour. Let x be the number of hours and y is the cost.
What is 175+90x
What is 90x+175
For babysitting, Nicole charges a flat fee of $3, plus $5 per hour. Write an equation for the cost, C, after H hours of babysitting. How much money will she make if she baby-sits 5 hours?
C=3+5h
C=5h+3
$28 for 5 hours
x | y |
2 | 4 |
1 | 5 |
2 | 6 |
Rufus collected 100 pounds of aluminum cans to recycle. He plans to collect an additional 25 pounds each week. Write the equation for the total pounds, P, of aluminum cans after w weeks. How long will it take Rufus to collect 400 pounds of cans?
P=25w+100
12 weeks for 400 pounds
A video rental store charges a $20 membership fee and $2.50 for each video rented. Write an equation to model this situation. Let x be the number of videos and y is the cost.
If a new member paid the store $67.50, how many videos were rented?
y=20+2.50x
y=2.50x+20
19 videos