rhiannonc173 rhiannonc173

09-04-2018
Mathematics

contestada

Write the equation of the line that passes through the points (1, 7) and (5, 15) using function notation

Respuesta :

ProfessorM ProfessorM

09-04-2018

General expression:

Y=mX+b

m=(15-7)/(5-1)=2

And you can to calculate "b" with m=2 and one point like (1, 7):

7=2*1+b then b=5

The expression is y=2x+5.

Good luck!
M.

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