知识问答
最佳答案:15/9x=5/6x=3/22x/(3/4)=5/6x=5/43x-2/7=1/14x=5/1445/8-x=5/16x=5/165x(5/6+5/8)=7/2
最佳答案:8/5÷(x-0.45)=16/31/5÷(x-0.45)=2/310(x-0.45)=310x-4.5=310x=7.5x=0.75
最佳答案:8/5/(x-0.45)=16/38/5=16(x-0.45)/324=80(x-0.45)24=80x-3660=80xx=0.75
最佳答案:解方程:1、37/60 ÷ x = 11/20x = 37/60 ÷ 11/20x = 37/60 × 20/11x = 37/332、12÷x = 7/2x
最佳答案:5/6x-2x=5/6 两边乘65x-12x=5-7x=5x=-7/518/11-(7/11+3/8)=(18/11-7/11)-3/8=1-3/8=5/81