3x-1.5/0.2-0.2x-0.1/0.03=2.5
1个回答
(3x-1.5)/0.2-(0.2x-0.1)/0.03=2.5
(30x-15)/2-(20x-10)/3=2.5
90x-45-40x+20=15
50x=15+25
50x=40
x=4/5
相关问题
(1) x/0.2-1=2x-0.8/0.3 (2) 0.4x+0.9/- 0.03+0.02x/0.03=x-5/2
3分之2X+1=1 0.2X+0.5-0.03+0.02X=2分之X-5 0.03分之0.1X-0.2-0.5分之2X+
求:(1) x/0.2-1=2x-0.8/0.3 (2) 0.4x+0.9/- 0.03+0.02x/0.03=x-5/
解方程(1)[2x−1/2−x+2=5x+23−x+36](2)[0.4x+0.9/0.5−0.03+0.02x0.03
解方程(1)[2x−1/2−x+2=5x+23−x+36](2)[0.4x+0.9/0.5−0.03+0.02x0.03
0.4x-2.1/0.5-0.5-0.2x/0.03=0.6
0.1x+1.5/0.5=1/2-0.01x-0.07/0.03
2(2-3X)/0.01-4.5=(0.03-3X)/0.03-9.5
解方程.(0.5x+2)/0.03-x=[0.3(0.5x+2)]/0.2
0.03-3x/0.03-6.5=3[5-2x]/0.05-5.5