X/2=Y/3=Z/4不等于0,求2X+3Y/Z的值
问题描述:
X/2=Y/3=Z/4不等于0,求2X+3Y/Z的值
x除以2 y除以3
答
根据比例,求得x:y:z=2:3:4,设x=2k,y=3k,z=4k, 把x=2k,y=3k,z=4k代入2X+3Y/Z2(2k)+3(3k)/(4k)得:13/4