Lesson 5: Introduction of Linear Relationships Homework

A restaurant offers delivery for their pizzas. The total cost is a delivery fee added to the price of the pizzas. One customer pays $25 to have 2 pizzas delivered. Another customer pays $58 for 5 pizzas. How many pizzas are delivered to a customer who pays $80?

To paint a house, a painting company charges a flat rate of $500 for supplies, plus $50 for each hour of labor.

How much would the painting company charge to paint a house that needs 20 hours of labor?

To paint a house, a painting company charges a flat rate of $500 for supplies, plus $50 for each hour of labor.

How much would the painting company charge to paint a house that needs 50 hours of labor?

Write an equation for the line that passes through (2,5), (6,7). Hint: Find the slope. Then use the slope and one of the given points to find b (y-intercept).

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  $y=\ \frac{1}{2}x\ +6\$

• $y\ =\ \frac{1}{2\ }x\ +4\$

• $y\ =\ 2x\ -6\$

• $y\ =\ 2x\ -4\$

A line contains the points (-4, 1) & (4, 6) . Decide whether or not each of these points is also on the line.

Point (0, 3.5)

• On the line.

• Not on the line.

A line contains the points (-4, 1) & (4, 6) . Decide whether or not each of these points is also on the line.

Point (80, 50)

• On the line.

• Not on the line.