Answer:
Slope is 1/2, equation is y=1/2x+30
Explanation:
The formula for a linear equation is y=mx+b
m is your slope and b is your y intercept
Finding Slope:
m = (y2-y1)/(x2-x1)
m = (57.50-37.50)/(55-15)
m = 20/40
m = 1/2(simplified)
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