Question

For the pair of equation this x +3y=-7,2x +6y =14 to have infinity many solutions the value of the should be 1 is this statement true give reasons

Answer 1

Then,
a=3. b=7,2x c=6
x^=(x+3) 7(x+3)=14
x^=(x+3) (x+7)
x=. -3. x=-7