已知(a-b)/x＝a(x不等于1),求a 分式方程哦._数学解答

已知(a-b)/x＝a(x不等于1),求a 分式方程哦.

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解答

(a-b)/x = a/x - b/x = a
a/x - a = b/x
(a-ax)/x = b/x
a(1-x)/x = b/x
a(1-x) = b
a = b/(1-x)