6. you must start with what mathematical operator to create a formula? a. + b. - c. * d. =

Find the solution of this system of equation -7x+y=-20 9x-3y=36

If two parallel lines are cut by a transversal, interior angles on the same side of the transversal are supplementary. a. always b. sometimes c. never

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