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Which of following equations is equivalent to the slope formula?

Which of following equations is equivalent to the slope formula?-example-1
User Olrac
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2 Answers

3 votes
If we cross-multiply  the given formula for m you get the first choice.
User XuZhangning
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4 votes
The first one (y2=m(x2-x1) +y1
User Matt Mackay
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