Question

Is the pair of linear lines 2 X + 3 Y + 7 is equal to zero and X + B Y + 14 is equals to zero Hour incident lines then the value of A and B are respective equals to

Answer 1

Step-by-step explanation:

a+b/2 = a+b-3/3 = 4a +b/7

a+b/2 = 4a + b/7

7(a+b) = 2(4a+b)

7a + 7b = 8a + 2b

a-5b =0