Answers

2016-04-14T14:38:33+05:30
Then wht....complete ur question dear....
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2016-04-14T16:49:59+05:30
You will substitute the value
means you will put 7/8 in the place of X and 5/4 in the place of y 
then you will add,subtract ,multiply,etc.
depends on the question
 
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