( )+49x( )=24 ( )x28-( )=21.6

来源：学生作业帮助网编辑：作业帮时间：2024/05/04 13:04:28

( )+49x( )=24 ( )x28-( )=21.6
( )+49x( )=24 ( )x28-( )=21.6

( )+49x( )=24 ( )x28-( )=21.6
( 0.48)+49x(0.48 )=24
(0.8 )x28-(0.8 )=21.6