A carpenter has a board that is 4 feet long. He wants to cut it into 3 equal pieces. How many inches long will each piece need t
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ANSWER
Point-slope form:
Slope-intercept form:
EXPLANATION
The graphed line passes through
The slope of this line is determined using
We substitute the points to get;
The point-slope formula is:
Substitute the first point and slope to get:
To find the slope-intercept form, we expand to get: