已知点（3，5）在直线y=ax+b（a，b为常数，且a≠0）上，则 b−5a =_1．_刷题宝

题干

已知点（3，5）在直线y=ax+b（a，b为常数，且a≠0）上，则

b

−

5

a

=____．

上一题下一题 0.0难度选择题更新时间:2019-02-25 02:50:34

答案(点此获取答案解析）

-3

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