Answer:
21
Step-by-step explanation
1⁵ = 1
5² = 25
25⁰ = 1
-5^1 = -5
1 + 25/1 -5
1+25-5
It is 21 first guy is no doubt correct.
Step-by-step explanation:
9
The value of c is given as 63 and it wants this value to be divided by 7
63 ÷ 7 = 9
X=375 hours
yep