Math, asked by shunmugesh61, 1 year ago

nby2-3nby4+5nby6=21

Answers

Answered by rishu6845

2

Step-by-step explanation:

n 3n 5n

----- - --------+ -------- =21

2 4 6

6n -9n + 10n

---------------------------- =21

12

7n

-----------------------------=21

12

7n =21×12

21×12

n =--------------- = 3×12=36

7

n = 36

Answered by Anonymous

6

Answer:

Step-by-step explanation:

n 3n 5n

----- - --------+ -------- =21

2 4 6

6n -9n + 10n

---------------------------- =21

12

7n

-----------------------------=21

12

7n =21×12

21×12

n =--------------- = 3×12=36

7

n = 36

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