Ahot air ballon begins its descent at a rate of 22 1/2 feet per minute. how long will it take for the balloon's elevation
to change by -315 feet?

Need this asap if anyone can i would be very grateful. if you could show workings that would really

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

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