英语数学一题The teacher taught the students the way to study French.改为同义句The teacher taught the students（）（）study French.当整数k取何值时,方程9x-3=kx+14

分类: 作业答案 • 2021-12-19 16:46:11

问题描述：

英语数学一题
The teacher taught the students the way to study French.改为同义句
The teacher taught the students（）（）study French.
当整数k取何值时,方程9x-3=kx+14

答

how to
方程化为（9-k）x=17
当9-k=0,即k=9时,方程无解.
当9-k≠0,即k≠9时,方程有唯一解x=17(9-k).