Translate the sentence into an equation or formula. The perimeter P of a triangle is equal to the sum of the lengths of sides a, b, and c.

Acylinder has volume 45π and radius 3. what is it’s height?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

What is the inverse of the function f(x) = 2x + 1?