Select all the correct answers. Which expressions are equivalent to the given expression?

5 log 10^x + log 10^20 - log 10^10

( I don't know how to input subscripts )

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250

What is the prime factorization of 230

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?