Yes it is true because if 3x +15=2x+60 it is true
Given the expression below

To find n
Open the brackets

Collect like terms

Since, the sides are not equal,
Hence, there is no solution
Is the 10 taking away 5 or was it meant to me 10.5 ?
360 degrees / 24 hours = 15 degrees per hour
150 degrees / 15 degrees per hour = 10 hours
Answer: 10 hours