Mark M. answered 04/22/16
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
35 + 10x + 5x - x = 7 + 35
35 + 14x = 7 + 35 combine like terms
14x = 7 subtract 35 form both sides
x = 0.5 divide both sides by 14