Question

Show graphically that system of equations 3x+2y=7;6x+4y=5 has no solution

Answer 1

Answer:

if a1/a2 = b1/b2 ≠ c1/c2 thennthere is no solution

here a1 = 3 , b1 = 2 , c1 = 7 ; a2= 6 , b2 = 4 , c2 = 5

1/2 = 1/2 ≠ 7/5