Work out the value of x :)

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 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

For what values of x is x2 + 2x = 24 true?