A monomial of the 2an degreased with a leading coefficient of 3?

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?