80(X+2)=100X
3个回答
80x+160=100x
20x=160
x=8
相关问题
2X/(X/80+X/100)=
(100-100x)^2+(80-80x)^2=(10√41)^2简便计算
解方程:100-X=80-X100-X=80+X
X/2+x-80/4=100
5X-(100-X)*2=80 怎么解
解不等式①100x+100y≤1000.②80y≤100x.③x+2y=15
100(95-x) - 80(100-x) = 100 (240-x)/x*100%=20% (100%-10%)*y=
(100-x)×80=(95-x)×100
2X-4(100-X)=80怎么解这个方程