
7/18-X=3/4-5/6.
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解:解方程,此方程的解为x = 17/36
7/18-X=3/4-5/6
7/18 - x = (3×3)/(4×3)-(5×2)/(6×2)
7/18 - x = 9/12 - 10/12
7/18 - x = -1/12
x = 7/18 + 1/12
x = (7×2)/(18×2)+(1×3)/(12×3)
x = 14/36 + 3/36
∴x = 17/36
答:此方程的解为x = 17/36
7/18-X=3/4-5/6
7/18 - x = (3×3)/(4×3)-(5×2)/(6×2)
7/18 - x = 9/12 - 10/12
7/18 - x = -1/12
x = 7/18 + 1/12
x = (7×2)/(18×2)+(1×3)/(12×3)
x = 14/36 + 3/36
∴x = 17/36
答:此方程的解为x = 17/36
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