Solve for x in the equation x2 + 4x-4-8. x=-6 or x = 2 0 x=-2+22 ox=-2 or x = 6 0 x=2+212

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