ethanm6023 ethanm6023

17-02-2021
Mathematics

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6The table below represents the charges for using the Internet at a cafe. 3 Number of Minutes Amount Charged (in dollars) 7.5 30 R. 120 12 220 Write an equation in slope-intercept form that describes the relationship between the number of minutes, x, and the amount charged, y.

6The table below represents the charges for using the Internet at a cafe 3 Number of Minutes Amount Charged in dollars 75 30 R 120 12 220 Write an equation in s class=

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17-02-2021

Answer:

Step-by-step explanation:

y=mx+b

m=(y2-y1)/((x2-x1)

m=(12-7.5)/(120-30)

m=0.05

y=0.05x+b, using point (30,7.5)

7.5=0.05(30)+b

7.5=1.5+b

b=6

y=0.05x+6

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