能简算的要简算.48×(?+1)÷???23-×÷??????×7+×115÷[(?+)×]×99+????x=?(解方程)

发布时间:2020-07-30 15:58:40

能简算的要简算.
48×(?+1)÷??
?23-×÷??????
×7+×11
5÷[(?+)×]
×99+???
?x=?(解方程)

网友回答

解:48×( +1)÷
=(28+48)÷
=76÷
=114
23-×÷
=23-×27
=23-18???
=5?
×7+×11?????????????????????
=(7+11)×?
=18×?
=10????????????????
?5÷[(?+)×】
=5÷【×】
=5÷???????????????????????????????????????????????????????????????
=75
?×99+??
=×(100-1)+????????????????????????????????????????????????????????????
=16-+?????????????????????????????????????????????????????????????
=16???
x=?(解方程)
??x=÷
? x=?
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