What is the slope of the line that passes through the points (4, 7) (4,7) and (5, 8) (5,8)?

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asked Mar 8, 2019 205k views

1 Answer

MaKR · Answer 1 · 2019-03-12T08:42:56+0000

Where m is slope
Plug this in equation
Solve for one of the unknown variables and then plug this into the next equation.
Find m.

$7 = m(4) + b \\ b = 7 - 4m$

$8 = m(5) + 7 - 4m \\ 1 = 5m - 4m \\ m = 1$

What is the slope of the line that passes through the points (4, 7) (4,7) and (5, 8) (5,8)?

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