You can put this solution on YOUR website!
Step 1. Use the FOIL (multiply the First, Outer, Inner, and Last terms)
Step 2. Simplify by combining like terms and in this case -30x-30x=-60x
Step 3. ANSWER:
I hope the above steps and explanation were helpful.
For free Step-By-Step Videos in Introduction to Algebra, please visit http://www.FreedomUniversity.TV/courses/IntroAlgebra and for Trigonometry, please visit http://www.FreedomUniversity.TV/courses/Trigonometry.
Also, good luck in your future studies.