Answer:
n = 59
Explanation:
Answer is n = 59
Double check:
√(n+5) - √(n-10) = 1
√(59+5) - √(59-10) = 1
√64 - √49 = 1
8 - 7 = 1
1 = 1 <------------------TRUE
7.2m questions
9.6m answers