Which expression is equivalent to sin (2x) - sin x?

Evaluate |5-15| A) - 10 B) 10 C) 20 D) - 20

A lawn is in the shape of a rectangle, with dimensions 105 feet by 112 feet. Using front-end estimation on the dimensions, what is an estimate of the area of this lawn? A. 100 ft. B. 1000 ft. C. 10,000 ft. D. 20,000 ft.

Which of the following is a nonlinear function? A. Ken runs a tutoring service. He charges a fee of $30 per hour. B. Greg is driving to another state. He drives 135 miles every 2 hours. C. Olivia knitted 2 scarves each day this week. D.

A small jet can carry up to 44 passengers and 3 crew members. There is a weight restriction of 9200 pounds on board. The combined weight of each passenger (or crew member) and his luggage has a mean of 200.4 pounds, with a standard deviation of 69.

Ten decreased by six times a number x

Why is the difference of 2 odd numbers always even?

3^x+1=5^x-4 what is x?

My brother is 6 ft tall. How tall is he in centimeters? [1 inch = 2.54 cm]

A store pays two fees when a customer uses a credit card to make a purchase. These fees include • A flat fee of $0.25 and • A processing fee equal to 2.75% of the dollar amount of the purchase There is no sales tax on the purchase.

Nancy is making lemonade for her birthday party. She made 6 batches. Each batch of lemonade uses 24 fluid ounces of lemon juice and 8 pints of water.