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Which interchange of signs or numbers wi...

Which interchange of signs or numbers will make the following equation correct?
`(7+2)xx3xx4-1=20`

A

2 and 3

B

`xx` and -

C

7 and 3

D

`+` and `xx`

Text Solution

Verified by Experts

The correct Answer is:
D
`(7+2)xxx3xx4-1=20`
`rArr (7xx2)+3+4-1=20`
`rArr 14+3+4-1=20`
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