-9x-6a+3+6x+a
combine like terms
1. (-9x+6x)+(-6a+a)+3
2. -3x-5a+3
thats is ur answer
hope this helps!
Give me some info one what Jenny and Jeremy did and I can help you solve this :)
The answer is 7,388,854,191,165
7,388,475,694,872+378,496,293=7,388,854,191,165