3/4x-0.25=2 解方程

问题描述:

3/4x-0.25=2 解方程

3/4x+20.25
3/4x=2.25
x=2.25÷3/4
x=3

3/4x-1/4=2
3/4x=2+1/4=9/4
4x=3*4/9
x=3*4/(9*4)
x=1/3

3/4x=2+0.25;
3/4x=2.25
3/4x=9/4
x=3

x=5

3/4x=2+0.25
3/4x=2.25
x=3