Question 200d4f91

Algebra - Linear equations in two variables

$x$	$y$
$k$	$13$
$k plus 7$	$negative 15$

The table gives the coordinates of two points on a line in the xy-plane. The y-intercept of the line is $left parenthesis k minus 5 comma b right parenthesis$ , where $k$ and $b$ are constants. What is the value of $b$ ?