At Eagle Bay, it costs $12 per hour to rent a canoe. Nate and his friends rented a canoe for

4 hours and paid $68. Write and solve a linear equation to find the cost to rent the canoe

for 7 hours.

To surf the internet for 15 minutes at an airport, it costs $4.05. For 40 minutes, it costs $5.80.

Write and solve a linear equation to find the cost for surfing the web for one hour.

Water boils at 100° Celsius or 212° Fahrenheit. Water freezes at Celsius or 32° Fahrenheit.

If the weather forecaster says it will be 25° Celsius today, write and solve a linear equation

to find what Fahrenheit temperature this is.

The value of a car decreases at a constant rate. After 3 years, the value of the car is

$15,000. After 2 more years, the value of the car is $11,000. Write and solve a linear

equation to find the value of the car after 8 years.