trishafloyd1661 trishafloyd1661

06-07-2022
Mathematics

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Write the equation of the line that passes through the points (1,1) and (2,4). Write your answer in slope intercept form. Step by step please

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mabhaduri mabhaduri

06-07-2022

Answer: y = 3x - 2

Step-by-step explanation:

gradient = (4 - 1)/(2 - 1) = 3/1 = 3

y = 3x + c needs to work for both points

Substitute (1,1) into equation

1 = 3 x 1 + c

c = 1 - 3 = -2

y = 3x - 2

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