The sum of a number and ten

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

Consider the first four terms of the sequence below. what is the 8th term of this sequence?

Use the zero product property to find the solutions to the equation (x+2)(x+3)=12