Question

solve:n/2-3n/4+5n/6=21 class 8 NCERT​

Answer 1

Answer:

n=36

Step-by-step explanation:

n/2-3n/4+5n/6=21

(6n-9n+10n)/12=21

(16n-9n)/12=21

7n=21*12

n=252/7

n=36

Answer 2

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