已知-x+2y=6,则3(x-2y)2-5(x-2y)+6的值是______.
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已知-x+2y=6,则3(x-2y)2-5(x-2y)+6的值是______.
![已知-x+2y=6,则3(x-2y)2-5(x-2y)+6的值是______.](/uploads/image/z/2956663-55-3.jpg?t=%E5%B7%B2%E7%9F%A5-x%2B2y%3D6%EF%BC%8C%E5%88%993%EF%BC%88x-2y%EF%BC%892-5%EF%BC%88x-2y%EF%BC%89%2B6%E7%9A%84%E5%80%BC%E6%98%AF______%EF%BC%8E)
∵-x+2y=6,即x-2y=-6,
∴原式=3×36-5×(-6)+6=144.
故答案为:144
∴原式=3×36-5×(-6)+6=144.
故答案为:144
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