24/6=4
(6x4)+(2x4)+(3x4)=
24+8+12=44=answer!
Your answer would be C.
If you substitute 14 for X and add it to 9. You would get 23
Not sure how to do it in this form but in slope intercept form for example if the slope was -4/3 the perpendicular would be 3/4 it’s the negative reciprocal of the answer