25乘以(20-x)=30乘以15
小升初计算题计算:2.37除以4减1.37乘以25%=4%乘以25%+2/3乘以30%=解方程:x减15%x=2.043
(1+40%)乘以X乘以80%—X=15
100乘以10的2次方,已知X的20次方乘以Y的15次方乘以Z的5次方=64,求X的8次方乘以Y的6次方乘以Z的2次方
10乘以20乘以30乘以40乘以50乘以60乘以70乘以80乘以90乘以100等于多少
方程:15乘以(3x-8)-4乘以(2x+3)=6乘以(4x-4)-4怎么解
0.5x+0.75乘以20等于25
解方程:30乘以5+5X+5=(30乘以5+5X)乘以0.9 怎么解
25乘以?乘以?等于(?乘以12)乘以(?乘以?
已知X的20次方乘以Y的15次方乘以Z的5次方=64,求X的8次方乘以Y的6次方乘以Z的2次方
计算题.5+10乘以5分之2、15-20分之9-5分之3、30乘以7分之1在加30乘以7分之6.解方程.5分之2x=11
shuihuijiezhedaofangcheng 1/3x乘以0.5+1/4(88-x)乘以0.7=15谢谢
解方程2乘以0.2x-3乘以0.3x+5乘以0.4x=0.3乘以5