x+1/4=7/8解：x=7/8-1/4 =7/8-2/8 =5/8
X+1/4=7/8解:x=7/8－1/4 x=5/8
x+1/4等于7/8x=7/8-1/4x=5/8
解方程:x+1/4=7/8x=7/8-1/4x=5/8
