Posted by **carol** on Saturday, April 28, 2012 at 10:30pm.

Write the slope-intercept equation for the line that passes through (-2, 3) and is perpendicular to 2x – 9y = -12

- algebra -
**Reiny**, Saturday, April 28, 2012 at 10:47pm
easiest way:

since the 2 lines must be perpendicular, the new equation must look like

9x + 2y = c

Plug in (-2,3)

-18 + 6 = c

c = -12

equation is : **9x + 2y = -12**

in slope-intercept form:

2y = -9x - 12

y = (-9/2)x - 6

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