when 5 is added to a number n, the result is greater than 11.Which inequality can be used to find the values of n

Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?