Solve this Math problem please!!!!?

Question

4+7(8)-23 Please show all work.

I am in 8th grade and currently taking the high school math class and this question is so incredibly easy, but I can't seem to work out the question.

Answer 1

A total of 129 players entered a single- elimination hand ball tournament. In the first round of play,the top-seeded player received a bye and the remaining 128 players played in 64 matches. Thus,65 players entered the second round of lay. How many matches must be played to determine the tournament champion?

Answer 2

4+7*8-23
=4+56-23
=60-23
=37

Answer 3

4+7(8)-23

=4+56-23

=60-23

=37

Answer 4

how many people need to answer one question? i think he/she gets it by the first answer... bloody h**l...