已知直线 l 经过点 P(2, 1) ，且与直线 2x−y+2=0 平行，那么直线 l 的方程是_刷题宝

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已知直线 l 经过点 P(2, 1) ，且与直线 2x−y+2=0 平行，那么直线 l 的方程是（）

A： $2 x - y - 3 = 0$

B： $x + 2 y - 4 = 0$

C： $2 x - y - 4 = 0$

D： $x - 2 y - 4 = 0$

上一题下一题 0.0难度选择题更新时间:2019-10-11 08:39:03

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A

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