Find the slope of the line that passes through (50, -70) and (77, 62). Simplify your answer and write it as a proper fraction, i
2 answers:
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The equation for working out the slope of a linear line is: , where x and y are the coordinate pairs.
So just pick two of the purple dots on the graph and fill in the equation.
I'll pick the dot that's (-4, 1) and (4, -7).
Now I just do , which is just
when simplified.