4x-1.5 5x-0.8 1.2-x --- - --- ＝ ---- 0.5 0.2 0.4x-1.5 5x-0.8 1.2-x--- - --- ＝ ----0.5 0.2 0.1

解方程:x/4=30% 36/x=3/4 10/x=2.5/0.8 x/4=1.2/5 X/1.2=1.5/0.6 x/0.4=1.5/6 x/7=0.6/3.5 x/10=0.1/25-3x=8x+1 2(x-2)+2=x+1 3-x=2-5(x-1) 3x=5(32-x) 7(4-x)=9(x-4) 7x-8=2x+27 5x-18=3-2x (7x-4)+3(x-2)=2x+6 2(3x-4)+(4-x)=4x我是六年级的学生,我希望 *-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X || 4x-1.5 5x-0.8 1.2-x --- - --- ＝ ---- 0.5 0.2 0.4x-1.5 5x-0.8 1.2-x--- - --- ＝ ----0.5 0.2 0.1 1.2-5x+x*x2.2x*x-5x+13.x*x-3/2*x-24.-x*x-4x+3 0.3+0.3x=0.39 x= 2x-1.5x=7.6x x= 0.36x÷0.3=1.2 x=6（x+1.2)=18.6 x= 7x+2x = 8.1 x= (x-5）÷3=1.7 x=5（x+1.1)=15.5 x= 9x+25=70 x= 7x-4x=2.1 x= 4x一5/0.5—5x-0.8/0.2=1.2-x/0.1 x= 解方程4x-1.5/0.5-5x-0.8/0.2=1.2-x/0.1 (4x-1.5)/0.5-(5x-0.8)/0.2=(1.2-x)/0.1怎么写, (4x-1.5)/0.5-（5x-0.8）/0.2=（1.2-x）/0.1-3 (4x-1.5)/0.5-(5x-0.8)/0.2=(1.2-x)/0.1+3 4x-1.5/0.5-5x-0.8/0.2>1.2-x/0.1解方程组 解下列方程4x-1.5/0.5-5x-0.8/0.2=1.2-x/0.1-3 4x-1.5/0.5-5x-0.8/0.2=1.2-x/0.1 解不等式(4x-1.5)/0.5-(5x-0.8)/0.2>(1.2-x)/0. 计算:(4x-1.5)/0.5-(5x-0.8)/0.2=(1.2-x)/0.1 (4x-1.5)/0.5-(5x-0.8)/0.2=(1.2-x)/0.务必写计算过程 （4x-1.5）/0.5-（1.2-x）/0.1=（5x-0.8）/0.2 4x-1.5/0.5-5x-0.8/0.2=1.2-x/0.1