Question

Find the value of x so that the line passing through (x, 10) and (-4, 8) has a slope of

Answer 1

how do i find x?

Answer 2

as a slope of what?

Answer 3

2/3

Answer 4

\[\frac{10-8}{x+4}=\frac{2}{3}\] solve for \(x\)

Answer 5

you can just about do it in your head
since \(10-8=2\) you have
\[\frac{2}{x+4}=\frac{2}{3}\] so \(x+4=3\)