Solve the following equation for y, and then identify the slope of the line: 9x-3y=15

asked Sep 19, 2015 55.9k views

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9x-3y=15
-9x -9x
-3y=-9x+15
/-3 /-3

y=3x-5

slope=3

Abhishek Deb answered Sep 20, 2015

8.5k points

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$9x-3y=15\ \ \ | subtract\ 9x\\\\ -3y=-9x+15\ \ \ | divide\ by\ -3\\\\ y=3x-5\\\\ y=ax+b\ \ a-\ slope\\\\ a=3\\\\Slope\ is\ equal\ to\ 3.$

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