# SOLUTION: 4x+5y=6 6x-7y=-20

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 Click here to see ALL problems on Linear-systems Question 525325: 4x+5y=6 6x-7y=-20Answer by stanbon(57323)   (Show Source): You can put this solution on YOUR website!4x+5y=6 6x-7y=-20 ---------- Multiply thru 1st equation by 6 Multiply thru 2nd equation by 4 ---------- 24x + 30y = 36 24x - 28y = -80 ----- Subtract and solve for "y": 58y = 116 y = 2 --- solve for "x": 4x+5y = 6 4x + 5*2 = 6 4x = -4 x = -1 ------------------- Cheers, Stan H. =================== Cheers, Stan H. ===================