X的7/8比3/4的x倍多2.1,求x
问题描述:
X的7/8比3/4的x倍多2.1,求x
答
7/8x-2.1=3/4x
1/8x=2.1
x=16.8
X的7/8比3/4的x倍多2.1,求x
7/8x-2.1=3/4x
1/8x=2.1
x=16.8