Please help! I am pretty sure that is correct, however looking for confirmation. Thanks you

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?