solve the sytem by the addition method 10x6y1 80x48y7Solutio

solve the sytem by the addition method 10x+6y=1 -80x-48y=-7

Solution

10x+6y=1 ---------->(1)

multiply by -8 on both sides

-80x-48y=-8 -------------->(2)

and given -80x-48y=-7--------------->(3)

but from equations(2),(3) , -8 =-7 is not true. so solution doesnot exist