> 数学 >
1-2{3-4[2(3x-1)+2]}=7(2-8x)-10
人气：125 ℃　时间：2020-06-23 09:37:34
解答
=> 1 - 2{3-4[6X-2+2]} = 14 -56X - 10
=> 1 - 2{3 - 24X} = 4 - 56X
=> 1 - 6 + 48X = 4 - 56X
=> 48X + 56X = 4 + 5
=> X = 9 / (48 + 56)
=> X = 9 / 104
推荐
猜你喜欢
© 2025 79432.Com All Rights Reserved.
电脑版|手机版