Question

How do you solve `n/7+2=10`?

Answer 1

`color(green)(n=56`

Explanation:

`n/7 +2 = 10`

The L.C.M of the expression is `7`

`n/7 +(2*7)/7 = (10*7)/7`

`n/cancel7 +14/cancel7 = 70/cancel7`

`n+14=70`

`color(green)(n=56`