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5x-4y+8=0 7x+6y-9=0 |
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Answer» Explanation : 5x - 4y + 8 = 0 7x + 6y - 9 = 0 Multiply 1st equation by 3 and 2nd equation 2 and add them. 15x - 12y + 24 + 14x + 12y - 18 = 0 29x + 6 = 0 29x = -6 x = -6/29 put x in 1st equation -30/29 - 4y + 8 = 0 4y = 8 - 30/29 4y = (232-30)/29 4y = 202/29 y = 101/58 Answer : x = -6/29 y = 101/58 If you find this answer helpful then like it. |
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