A restaurant bill before tax is $15.50. How much is a 15% tip for this bill?
1 answer:
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Answer:
The slope formula is the rise divided by the run, the its written is the slope is calculated by counting the rise and then counting the run. You then write the slope as a fraction.
Hope it helps answer the question:)
I decided to do mental math and figured out it was -12. but you can cross multiply since both answers have to equal one another. you will still get the answer.
