(3/5+3/5+3/5+3/5)x0.25 2÷(1/3+2/5)x11/811/5x1/21+10/21x1/57/9×3/5÷7/9×3/598×98/99(7/9-2/3+5/6)×18解方程2/7x+1.2=6.21/4x-1/8x=7/10x:4/5=10
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/22 02:05:18
![(3/5+3/5+3/5+3/5)x0.25 2÷(1/3+2/5)x11/811/5x1/21+10/21x1/57/9×3/5÷7/9×3/598×98/99(7/9-2/3+5/6)×18解方程2/7x+1.2=6.21/4x-1/8x=7/10x:4/5=10](/uploads/image/z/10198992-48-2.jpg?t=%EF%BC%883%2F5%2B3%2F5%2B3%2F5%2B3%2F5%EF%BC%89x0.25+++2%C3%B7%EF%BC%881%2F3%2B2%2F5%EF%BC%89x11%2F811%2F5x1%2F21%2B10%2F21x1%2F57%2F9%C3%973%2F5%C3%B77%2F9%C3%973%2F598%C3%9798%2F99%EF%BC%887%2F9%EF%BC%8D2%2F3%EF%BC%8B5%2F6%EF%BC%89%C3%9718%E8%A7%A3%E6%96%B9%E7%A8%8B2%2F7x%EF%BC%8B1.2%EF%BC%9D6.21%2F4x%EF%BC%8D1%2F8x%EF%BC%9D7%2F10x%3A4%2F5%EF%BC%9D10)
(3/5+3/5+3/5+3/5)x0.25 2÷(1/3+2/5)x11/811/5x1/21+10/21x1/57/9×3/5÷7/9×3/598×98/99(7/9-2/3+5/6)×18解方程2/7x+1.2=6.21/4x-1/8x=7/10x:4/5=10
(3/5+3/5+3/5+3/5)x0.25
2÷(1/3+2/5)x11/8
11/5x1/21+10/21x1/5
7/9×3/5÷7/9×3/5
98×98/99
(7/9-2/3+5/6)×18
解方程
2/7x+1.2=6.2
1/4x-1/8x=7/10
x:4/5=10
(3/5+3/5+3/5+3/5)x0.25 2÷(1/3+2/5)x11/811/5x1/21+10/21x1/57/9×3/5÷7/9×3/598×98/99(7/9-2/3+5/6)×18解方程2/7x+1.2=6.21/4x-1/8x=7/10x:4/5=10
按顺序,1,3/5 2,15/16 3,没抄错题的情况下307/105 4,9/25 5,自己算…(原因不不解释) 6,17 二,解方程 1,35/2 2,28/5 3,8 答案如上,