Which expression has a value that is equal to the given expression when n = 8? 2n + 10

n² + 5

2(n+5)

10n + 2

3n

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

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)