Question 117821
Since the equation is not in slope-intercept form, the slope is undefined and there is no y-intercept. If you graph {{{x=-7}}}, you'll can see that the line never intersects with the y-axis and has an undefined slope. So this verifies our answer.


{{{ drawing( 500, 500, -10, 10, -10, 10,
graph( 500, 500, -10, 10, -10, 10, 0),
line(-7,-20,-7,20)
) }}} Graph of {{{x=-7}}}