Simplify each expression without using a calculator. For each expression, draw a diagram or use words to explain how you know your answer makes sense. a. -8÷-4 b. 18÷-3 c. -24÷2 d. 17÷-1

49xy +34y - 72z. determine the degree of the polynomial

Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00

The lengths of two sides of a right triangle are given. find the length of the third side. round to the nearest tenth if necessary. a) y = 12/5x + 39/5 b) y = 5/12x + 5/39 c) y = 12/5x - 39/5 d) y = 5/12x - 5/39