(x+5)(x+5)-xx=225拜托各位高手了``谢谢了``快啊```````

来源：学生作业帮助网编辑：六六作业网时间：2024/12/23 15:06:53

(x+5)*(x+5)-x*x=225拜托各位高手了``谢谢了``快啊```````(x+5)*(x+5)-x*x=225拜托各位高手了``谢谢了``快啊```````(x+5)*(x+5)-x*x=

(x+5)*(x+5)-x*x=225拜托各位高手了``谢谢了``快啊```````
(x+5)*(x+5)-x*x=225
拜托各位高手了``谢谢了``快啊```````

(x+5)*(x+5)-x*x=225拜托各位高手了``谢谢了``快啊```````
(x+5)*(x+5)-x*x=225
x*x+10x+25-x*x=225
10x=200
x=20