Question

A line with a slope of -10 passes through the points of (10, -7) and (9,j) what is the value of j?

Answer 1

So, using our given information, we have a line of the equation $y+7=-10(x-10)$, or $y=-10x+93$. Plugging in our value 9 for $x$, we get $j = -10(9)+93 = 3$.

j=3