(10-2x)(8-x)=6×60怎么解?详细过程~~~!!!急~~~

2024-12-21 02:41:47
推荐回答(1个)
回答1:

是(10-2x)(8-x)=6×6吧!
(10-2x)(8-x)=6×6
去括号得:80-26x+2x²=36
两边同除以2得:x²-13x+40=18
移项得:x²-13x+22=0
分解因式得:(x-11)(x-2)=0
解得:x=11或x=2.