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Mathematics 18 Online
OpenStudy (anonymous):

algebra

OpenStudy (anonymous):

Directrix (directrix):

Do you have the slope yet?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

2

Directrix (directrix):

Right. And, the equation in slope-intercept form.

OpenStudy (anonymous):

y = 2 * x + ( - 8 )

OpenStudy (anonymous):

?

Directrix (directrix):

I got y = 2x -8 but that is equivalent to your answer.

OpenStudy (anonymous):

ok

OpenStudy (usukidoll):

we don't have to write y =2x +(-8) just y = 2x-8 is fine.

OpenStudy (usukidoll):

having double signs is unnecessary.

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