Question

The points (5, n) and (4, -4) fall on a line with a slope of 7. What is the value of n?

n =
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Work it out

Answer 1

Explanation:

The slope of a line can be calculated:

`m = (y_2-y_1)/(x_2-x_1)\\`

We know that the slope is 7, so we want to solve for
`y_2`

`(n-(-4))/(5-4) = 7\\(n+4)/(1) = 7\\n+4 = 7\\n = 3`