# SOLUTION: Solve for x and y 6x-3y=9 5x+2y=-15

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 Click here to see ALL problems on Linear-systems Question 60616: Solve for x and y 6x-3y=9 5x+2y=-15Answer by susie(3)   (Show Source): You can put this solution on YOUR website!to use the elimination method: first you must get rid of one variable (x or y) using multiplication 2(6x-3y=9) 3(5x+2y=-15) 12x-6y=18 (then you add the 2 equations 15x+6y=-45 which cancels out the y variable) + ----------- 27x = -27 (then divide both sides by 27 to isolate the x) so x = -1 (then plug x into either equation to find y) 12(-1)-6y=18 -12-6y=18 (add 12 to both sides to isolate y) you end up with -6y=30 (then divide both sides by -6) so y=-5 x=-1 (you can plug both into an equation to check your answer)