Which of the following number sentences is true?

A

-9 = - (-9)

B

-9 = 9

C

9 = (-9)

D

9 = - (-9)

The length of a rectangle is the sum of the width and 1. The area of the rectangle is 72 units. What is the length, in units, of the rectangle?

A gardener has a cylindrical planter that has a radius of 12 inches and is 2 feet deep what is the approximate number of cubic feet of potting soil he will need to fill the planter?

Are the expressions x + x + x + x and 4x equivalent?

Find the total cost of a $363.99 airline ticket with sales tax of 4%

Qhich are the solutions of the quadratic equation x^2=9x+6

On his vacation, Chad spent 1/8 of the day swimming, 1/6 of the day shopping, and 1/4 of the day water skiing. How much of the day was left?

The equation of a line is x + 3y = 14. What is the y-intercept of the line? -14 14/3 14 314

What percent is equivalent to 1840? A. 18% B. 22% C. 40% D. 45%

Round 6.4 to the nearest whole number

If l || m, m< 7 = 5x - 4, and m< 14 = 8x - 11, calculate m< 16