1/3*(x+1/2)=(x-1/8)*2 x=?
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1/3*(x+1/2)=(x-1/8)*2 x=?
1/3*(x+1/2)=(x-1/8)*2 x=?
1/3*(x+1/2)=(x-1/8)*2 x=?
1/3*(x+1/2)=(x-1/8)*2
1/3x+1/3*1/2=2x-1/8*2
移项
2x-1/3x=1/3*1/2+1/8*2
(2-1/3)x=1/6+1/4
5/3x=5/12
x=5/12÷5/3
x=1/4
1/3*(x+1/2)=(x-1/8)*2
1/3x-2x=-1/8*2-1/3*1/2
(5/3)x=5/12
x=5/12*3/5=1/4
(1/3x 1/6=2x-1/4)(5/3x=5/12)(x=1/4)