Where do I put one set of parentheses in this equation?

What are the solutions to the following equation? |m| = 8.5 the value of m is equal to 8.5 and because each distance from zero is 8.5.

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

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