x:4.5=5.8:2.9,
问题描述:
x:4.5=5.8:2.9,
答
x:4.5=5.8:2.9
2.9x=4.5×5.8
2.9x=26.1
x=9
x:4.5=5.8:2.9,
x:4.5=5.8:2.9
2.9x=4.5×5.8
2.9x=26.1
x=9