69.5-0.25X=X-1
1个回答
你好:
69.5-0.25X=X-1
x+0.25x=69.5+1
1.25x=70.5
x=56.4
相关问题
根号0点25x16x根号1点69乘256
53x54+54x16+69x25+21x69=X
解方程1.75+2x=2.69 0.2:x=1/4:0.5
x^2-4(0.5-0.25x)(1.5-0.75X)-24(0.5-0.25X)^2
1.25x0.59x0.8简便算法.9.8x25 0.32x1.25 0.4x2.5x12.5x0.8
(x+2)/(0.25)+x/(0.5)=1
6.5:x=3.25:4 [x/2]=[0.15/0.6] [1.25/0.25]=[x/1.6].
1计算(X-0.5)(X+0.5)(XX+0.25)____________
X-X/4+1/5X=95 1.25:0.25=X:3.2 4/9X+0.5=13/9X-1.3