2x+3y-6和(3x-4y-25)²互为相反数,则满足条件X=?Y=?rt
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![2x+3y-6和(3x-4y-25)²互为相反数,则满足条件X=?Y=?rt](/uploads/image/z/1000336-40-6.jpg?t=2x%2B3y-6%E5%92%8C%283x-4y-25%29%26%23178%3B%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%2C%E5%88%99%E6%BB%A1%E8%B6%B3%E6%9D%A1%E4%BB%B6X%3D%3FY%3D%3Frt)
2x+3y-6和(3x-4y-25)²互为相反数,则满足条件X=?Y=?rt
2x+3y-6和(3x-4y-25)²互为相反数,则满足条件X=?Y=?
rt
2x+3y-6和(3x-4y-25)²互为相反数,则满足条件X=?Y=?rt
两者互为相反数,后式为平方项可知其大于等于0,这里只能等于0
所以,2X+3Y-6=O;3X-4Y-25=0
X=-3,Y=4