(2y-1)/6-(4y+1)/8=1

问题描述:

(2y-1)/6-(4y+1)/8=1

(2y - 1)/6 - (4y + 1) /8 = 1
两边同时乘以 24 得 :
4(2y - 1) - 3(4y + 1) = 24
8y - 4 - 12y - 3 = 24
12y - 8y = -4 - 3 - 24
4y = -31
y = -31/4