2 4 36
2.6x+1.9=7.1 5x-6=14
1个回答
相关问题
-
解方程:(1)5(x+6)-6(2x-7)=9(2)[3x−1/3−x+14=2x+32−1
-
[9.6/x=90.6] [35/0.7=x21] 49:(5+x)=14:2 [5/6:34=x0.4] x:1.6=
-
解方程. 2x+4=6 35x+13x=9.6 [3/4]x-[2/5]x=[7/12] [7/9]x÷14=[1/2]
-
4x15/2= 12/5x8= 3/1x4/1= 9/8x10= 6x12/11= 9/2x5/3= 14/6x9/7=
-
1:1/2x-7=9x-2/62:1/5x-1/2(3-2x)=13:2x+1/3-5x-1/6=14:1/7(2x+1
-
5/9+x=5/9 6/7-6/1x=6/5
-
解方程.X--1/5X=3/10,X/2/9=6/7,X+1/6X=7/6
-
9X+0.4【2.5(3X-4)+10】=6/7【14(X+1)-28】
-
能简则简 (1)2/3x6/7x14/25(2)30÷9/10x2/5 (3)4/9÷8x6/7(
-
解方程2/3+x=5/6 4/9-x=2/5 7/9-(x-1/6)=1/3