Help me guys look at the photo

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

James is playing his favorite game at the arcade. after playing the game 33 times, he has 88 tokens remaining. he initially had 2020 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays