HELP ASAP 1.Bill wanted to use the Distributive Property for the following expression. Distinguish whether he made an error in his work. If he did, correct his error and simplify the expression using the Distributive Property and combine like terms.
-(2a + 6b – 3c) + 4(3b + 7c)
-2a + 6b – 3c + 12b + 7c
-2a + 6b + 12b – 3c + 7c
-2a + 18b + 4c

2.Construct 5 equivalent equations for the equation -3x + 1 = 2. Describe which value you multiplied by for each equivalent equation. Show all of your work to prove your answers are correct.

3.The number of players leaving the league can be calculated by starting with the quantity of four times a number less than 250 is equal to 160. Which equation represents this situation?