3(x-120)-(x-120)=120?
5个回答
3(x-120)-(x-120)=120
2(x-120)=120
x-120=60
x=180
相关问题
3x+(120-x)/3=120
(120\x-3)*(2+x)=120
120x-120²-（x+120）²=3200
120/x-120/(x+3)=2,解方程
解方程：120/x=120/（x+2）+3
5x+{120-x}*3=120 怎么解
解方程120/x=120/(x+2)-3
(x+120)=(3/5)x(y-120)解方程
x - (x - 120)*60%-120=1/4x
X-0.5X+120=0.5X+120