Calculate the muscular work completed by four men. Four men carry 20 boxes each up a ramp as shown. Each box weighs 5 pounds. Re
1 answer:
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Step-by-step explanation:
First step:
Calculate a slope.
The formula of a slope:
The slope-intercept form of an equation of a line:
m - slope
b - y-intercept
We have the points (5, -4) and (-1, 8). Substitute:
Put the value of the slope and the coordinates of the point (5, -4) to the equation of a line:
<em>add 10 to both sides</em>
Finally: