Examine this system of equations. Which number can be multiplied by each equation so that when the two equations are added together, the y term is eliminated?Three-fourths x + two-thirds y = 6StartFraction 5 Over 8 EndFraction x + five-sixths y = 1215 times the first equation and 12 times the second equation15 times the first equation and –12 times the second equation30 times the first equation and –6 times the second equation30 times the first equation and 6 times the second equation