(51-26)/(x+25)=6425/(x+25)=64(x+25)/25=1/64x/25+1=1/64x/25=1/64-1x=25(1/64-1)=25/64-25=-24又39/64
是（x+5)分之26吗51—26/x +25=64-26/x +25=64-51-26/x +25=13x+25=-26÷13x+25=-2x=-2-25x=-27
