Hale forgot the number of people at the baseball game he does remember that the number had four digits and a 3 in the tenths place

What does x = in this equation x+3+2x=x+5

Evaluate cos2θ for cosθ = square root of 3/2

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 t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=