Question

A line includes the points (10, -10) and (1,8). What is its equation in slope-intercept form?

Write your answer using integers, proper fractions, and improper fractions in simplest for

Answer 1

y=-2x+10

Explanation:

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

m=(8-(-10))/(1-10)

m=(8+10)/-9

m=18/-9

m=-2

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y-y1=m(x-x1)

y-(-10)=-2(x-10)

y+10=-2x+20

y=-2x+20-10

y=-2x+10