Mathematics Homework Help

Mathematics Homework Help. How to solve m/3n + 2/7n

How to solve m/3n + 2/7n , I know the answer is 7n+6/21n but How did you get there? the app im using only says “cross multiply” to which iam getting 7nm+6n/21n^2.

Mathematics Homework Help

 
"Our Prices Start at $11.99. As Our First Client, Use Coupon Code GET15 to claim 15% Discount This Month!!"