T/3+9=12 ?? no clue how to do

Abcd is a parallelogram find the valuse of x

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be