SOLUTION: determine all the values of c so that the lines cy+6x=14 and cy-2x=4 are perpendicular. How do you do this?

SOLUTION: determine all the values of c so that the lines cy+6x=14 and cy-2x=4 are perpendicular. How do you do this?

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Question 786044: determine all the values of c so that the lines cy+6x=14 and cy-2x=4 are perpendicular. How do you do this?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
You can transform both into slope-intercept form.
cy=-6x+14

cy=4+2x

You would require that which would be one slope is the negative reciprocal of the other slope.

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