Question

(3a+ 1)x + 3y - 12 = 0
(7)x + (2x - 1)y + k = 0
find a and k if both lines are parallel and with no solutions

Answer 1

Step-by-step explanation:

2x+ 3y = 7 (a– b) x + (a+ b) y= 3a + b– 2 2x + 3y = 7 (a – b)x + (a + b) y = 3a + b – 2 So, a1 = 2 , b1 = 3 , c1 = –7 & a2 = (a – b) ..