Bordeom Bordeom

24-04-2016
Mathematics

contestada

What is the equation of the line?

A.) y=-2x

B.) y=-1/2x

C.) y=1/2x

D.) y=2x

What is the equation of the line A y2x B y12x C y12x D y2x class=

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apologiabiology apologiabiology

24-04-2016

y=mx+b
b=y intercept, aka where the line crosses theh y axis
m=slope

y intercept=0 since it goest through the y axis at 0

y=mx
we pick a pont
(1,2)
x=2
y=1
sub and find answer
2=m(1)
2=m
the equation is
y=2x

answer id D

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