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0= 649+0= 8+dpâ%¢ U] |
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Answer» 5x - 4y + 8 = 0......(1) 7x + 6y - 9 = 0......(2) Multiply eq(1) by 3 and eq(2) by 2 15x - 12y = - 24.....(3)14x + 12y = 18......(4) Add eq(3) and eq(4)29x = - 6x = - 6/29 Put value of x = - 6/29 in eq(1) 5*(-6/29) - 4y = - 8-30/29 + 8 = 4y2y = - 15/29 + 42y = (-15 + 116)/292y = 101/29y = 101/58 |
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