Construct 5 equivalent equations for the equation -2x - 3 = 4. Describe which value you multiplied by for each equivalent equation Show all of your work to prove your answers are correct.

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.