At the school carnival students guessed how many marbles are in a jar. Marlo guessed 57 when it was actually 50. What percent of
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Find the slope first by using rise/run
We need to find the y-intercept. Substituting one of given ordered pairs. I will use (-2,-1).
Substitute x = -2 and y = -1 in the equation.
Thus the y-intercept is 4/3.
From y = mx+b, the equation is.