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x+2y+1=62x - 3y - 12 =12 |
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Answer» X=9y=-2is the best answer x+2y=6-1=5----(1)×32x-3y=.12+12=24-(2)×23x+6y= 154x-6y=48by adding 7x=63x= 63/7=9putting the value of x in eq1x+2y=59+2y=52y= 5-9= -4y= -4/2= -2 x=9y=-2is the best answer X=9. y=-2 is the answer of this question x=9;y=-2 is the best answer x + 2y + 1 = 6x + 2y = 5. --------(1) 2x - 3y - 12 = 122x - 3y = 24 ------(2) Subtracting (1) and (2),2x - 3y - 2x - 4y = 24 - 10-2y = 14y = -7And, x = 5 - 2y x = 5 - 2 × -7 = 19 x = 19 |
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