1/4X-1/6X=4,3X-X=48,X=48
1个回答
x/4-x/6=4.
左右两边同时乘以12,即:
12*(x/4-x/6)=12*4.
12*x/4-12*x/6=48
3x-2x=48.
x=48.
相关问题
1/2x4+1/4x6+1/6x8+……+l/48x50
(4x乘3x)+23=(4x+1)乘(3x+1)-48
因式分解(x+1)(x+2)(x+3)(x+4)-48
(1)9x+1.8=5.4 (2)18-5x=5 (3)4x-1.6x=48
1题、76x24+36 2题11x48-48 3题9x48+48 4题67x101+675题204x 6+204
4X * 3X +23 = (4X+1)*(3X+1)- 48这个方程怎么解
1/1X2X3+1/2X3x4+…+1/48X49X50
急!将(x+1)(x+2)(x+3)(x+4)-48因式分解
解方程3×7+4x=25; 6x+18=48; 6x+x=42; 1.2x
5X+28=48 6X-12=30 45-3X=24 3X-4×6=48 1.8÷0.3-0.2X=2 1.2-0.9+