
Mark M. answered 11/25/18
Mathematics Teacher - NCLB Highly Qualified
-2(5y - 2) + 7y = 3(y + 4)
-10y + 4 + 7y = 3y + 12 distributive property
-3y + 4 = 3y + 12 combine like terms
4 = 6y + 12 add 3y to both sides
-8 = 6y subtract 12 from both sides
-4/3 = y divide bot sides by 6.