A snake dives toward deeper water at a rate of 10 inches per second. If the snake continues at this speed for 7 seconds, which expression represents this situation? A. 7(−10)
B. −7(−10)
C. 7÷10
D. 7÷(−10)

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Find the area of the triangle shown 3 by 6

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?