x减零点二五x等于三点六怎么算 0.75X=3.63/4x=3.6.x=4.8
零点二六乘三减零点九x等于百分之六 0.26*3-0.9x=6%0.78-0.9x=0.060.9x=0.78-0.060.9x=0.72x=0.8
一减百分之二十x等于零点一二十 是多少? 1-20%x=0.121-0.2x=0.120.2x=1-0.120.2x=0.88x=0.88÷0.2x=4.4
x减零点二五x等于三点六怎么算 0.75X=3.63/4x=3.6.x=4.8
零点二六乘三减零点九x等于百分之六 0.26*3-0.9x=6%0.78-0.9x=0.060.9x=0.78-0.060.9x=0.72x=0.8
一减百分之二十x等于零点一二十 是多少? 1-20%x=0.121-0.2x=0.120.2x=1-0.120.2x=0.88x=0.88÷0.2x=4.4