What is 2x+3=x-4 please help

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?

If we pull out the middle player of team a and the fourth player of the team b. what will be the force of team a and team b? what is their sum of forces