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February 28, 2015

February 28, 2015

Posted by **Sarah** on Sunday, May 2, 2010 at 4:23pm.

Find an equation of the line containing the given pair of points. (-5,-6) (1,-3)

The equation needs to be in slope intercept form.

Thanks.

- Math -
**lauren**, Sunday, May 2, 2010 at 4:58pmm=y2-y1/x2-x1

=(-3)-(-6)/1-(-5)

=3/6

=1/2

y=mx+b

y=1/2x+b

now use either of the points to solve for b

-3=1/2(1)+b

-3-1/2=b

2.5=b

so

y=0.5x+2.5

- Math -
**Reiny**, Sunday, May 2, 2010 at 5:32pm-3 - 1/2 = -7/2 not 2.5

so y = (1/2)x - 7/2

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