# Algebra

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(-1,4) and (5,8) is (x1,y1) and (x2,y2). The slope is m=(y2-y1)/(x2-1). Substitute and evaluate to find the slope.

• Algebra -

Just do what it says ....
m = (8-4)/(5 - (-1))
=

finish it up.

btw, your formula conains a typo, should say
m = (y2-y1)/(x2-x1)

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