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Algebra 18 Online
OpenStudy (anonymous):

The equations of two lines are x - 3y = 6 and y = 3x + 2. Determine if the lines are parallel, perpendicular or neither.

OpenStudy (tkhunny):

It seems that it might be prudent to put the BOTH in Slope-Intercept form.

OpenStudy (anonymous):

im not sure how the change the form of the first one

OpenStudy (tkhunny):

Solve for y. 1) Subtract x 2) Divide by -3

OpenStudy (anonymous):

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OpenStudy (anonymous):

the gradients are not the same so not parallel gradients when multiplied m*m" =-1 ? no so not perpendicular

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