2(x+2)+5(x+5)=4(n-8)+2(n-2)
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2(x+2)+5(x+5) = 4(n-8)+2(n-2)
2x+4+5x+25 = 4n-32+2n-4
7x+29 = 6n-36
7x-6n = -36-29
7x-2n = -65
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