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July 23, 2014

July 23, 2014

Posted by **Raluca** on Thursday, March 1, 2012 at 8:02pm.

y=4x-1 and y=3x+4

I know how to plot them on a graph, and find out the POI that way, but how can I find the POI through an equation?

- Math -
**MathMate**, Thursday, March 1, 2012 at 8:41pmy=4x-1 and y=3x+4

therefore

4x-1=3x+4

Solve for x. Then substitute the calculated value of x into one of the equations to find y.

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