O eliminate the y-terms and solve for x in the fewest steps, by which constants should the equations be multiplied? First Equati
on: 5x − 4y = 28 Second equation: 3x - 9y = 30 A.The first equation should be multiplied by 3 and the second equation by 5.B.The first equation should be multiplied by 3 and the second equation by −5.C.The first equation should be multiplied by 9 and the second equation by 4.D.The first equation should be multiplied by 9 and the second equation by −4.
