Real Life Linear Equations

An internet company charges a $100 set up fee, and then they charge $35 a month after that. What is the slope (the monthly rate of change)?

• $100

• $35

• $135

• $65

A pizza delivery service charges a delivery fee and a charge per pizza (x=pizzas ordered). The total cost can be modeled by the linear function:

f(x) = 7x+5

What does f(x) represent in the equation?

• The total cost

• Cost per pizza

• Pizzas ordered

• Delivery fee

A pizza delivery service charges a $5 delivery fee and a $7 charge per pizza; f(x) = 7x+5

What does x represent in the equation?

• The total cost

• Cost per pizza

• Pizzas ordered

• Delivery fee

A pizza delivery service charges a delivery fee and a $7 charge per pizza (x=pizzas). f(x) = 7x+5

What does 5 represent in the equation?

• The total cost

• Cost per pizza

• Pizzas ordered

• Delivery fee

You go to a jewelry store to buy a charm bracelet. You can only spend $65. Each charm costs $25 and the charm bracelet costs $15 dollars. How many charms can you buy? Solve 65=25c+15

• 1 charm

• 2 charms

• 3 charms

Victor has $3 more than twice as much money as Steph. If Victor has $10, how much money does Steph have?

• $17.00

• $6.75

• $3.50

• $23.00

What is the slope of the line?

What information does it give about the situation?

Evaluate responses using AI:

OFF

Which real-life problem below best fits the data?

• the amount y of snow on the ground after x days of spring

• the distance y traveled in time x by a person walking

• the cost y of x small soft drinks

• the number y of laps swam in a pool after x minutes

What does y represent in the equation?

• The total cost

• Cost per pizza

• Pizzas ordered

• Delivery fee

What is the vertical intercept of the graph? What information does it give about the situation?

Evaluate responses using AI:

OFF