Which expression indicates 10 subtracted from 9n?

a. 10 - 9n

b. 9n - 10

c. 10 (-9n)

d. 9 - 10n

Do all quadrilaterals with perpendicular diagonals also have all four sides congruent? Explain your answer.

Represents the puud x + 4y = 25.50 3x + 2y = 24.00

Tom has been given 35 chores to complete today. this morning he finished 7 of them. how many chores does he now have left to do?

Holly is trying to get the best deal for her money. The pizza shop is offering two pizzas for the same price. The round one is 12 inches in diameter and the square one measures 10.5 inches on a side. Which pizza should she buy?

What is the complete factorization of 16x^2 - 24y?

A pasta factory made 314.9 pounds of pasta in 4 minutes. How much pasta, on average, did the factory make each minute?

Argot is sewing a ribbon on a seam along the perimeter of a square pillow. The side length of the pillow is 2x2 + 1 inches, and its perimeter is 4 (2x2 + 1) inches. If x = 3.5, how much ribbon does she need?

6.4*10³+5.2*10³ how to solve this?

Mr. Boll can pick a bale of cotton by hand in 5 days. If his son joins him in the work, they can pick a bale in 3 days. How long would the son take to do the job?

Becky works 16 days each month. how many days will she work in 6 months