一次函数y=kx+b与y=2x+1平行,且经过点(-3,4),则表达式为写出同时具备下列两个条件的一次函数表达式(写出一个即可)(1)y随着x的增大而减小,(2)图象经过点(1,-3)
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![一次函数y=kx+b与y=2x+1平行,且经过点(-3,4),则表达式为写出同时具备下列两个条件的一次函数表达式(写出一个即可)(1)y随着x的增大而减小,(2)图象经过点(1,-3)](/uploads/image/z/14782199-23-9.jpg?t=%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dkx%2Bb%E4%B8%8Ey%3D2x%2B1%E5%B9%B3%E8%A1%8C%2C%E4%B8%94%E7%BB%8F%E8%BF%87%E7%82%B9%28-3%2C4%29%2C%E5%88%99%E8%A1%A8%E8%BE%BE%E5%BC%8F%E4%B8%BA%E5%86%99%E5%87%BA%E5%90%8C%E6%97%B6%E5%85%B7%E5%A4%87%E4%B8%8B%E5%88%97%E4%B8%A4%E4%B8%AA%E6%9D%A1%E4%BB%B6%E7%9A%84%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0%E8%A1%A8%E8%BE%BE%E5%BC%8F%EF%BC%88%E5%86%99%E5%87%BA%E4%B8%80%E4%B8%AA%E5%8D%B3%E5%8F%AF%EF%BC%89%EF%BC%881%EF%BC%89y%E9%9A%8F%E7%9D%80x%E7%9A%84%E5%A2%9E%E5%A4%A7%E8%80%8C%E5%87%8F%E5%B0%8F%2C%EF%BC%882%EF%BC%89%E5%9B%BE%E8%B1%A1%E7%BB%8F%E8%BF%87%E7%82%B9%EF%BC%881%2C-3%EF%BC%89)
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