Question

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

Do not use commas!

How much would the painting company charge to paint a house that needs 20 hours of labor?
How much would the painting company charge to paint a house that needs 50 hours?
What is the slope of the line?
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Answer 1

Y=50X + 500

20 hours = 50(20) + 500
= 1000 + 500
= 1500

50 hours = 50(50) + 500
= 2500 + 500
= 3000

The slope is 50