3(5x-7)-2(9x-11)=4(8x-13)-17
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= 15x_21_18x+22= 32x_52_17 ; = 15x_18x_21+22= 32x_69 = _3x+1= 32x_69 : = 1+69= 32x +3x = 70=35x = 70÷35= x ( x=2)
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x=2
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