Expand and simplify
(2x + 2)(21 + 1)

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

Aregular pan has a length that is 4/3 the width. the total area of the pan is 432in.2. what is the width of the cake pan?