A submarine is at sea level. It descents at a rate of 5 meters every second. Which expression would show the submarines depth after diving for 50 seconds?

5-50

50-5
-5(50)
50/-5
-50/-5 help me

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Is the figure congruent? yes or no?

Simplify 1 divided by 2/3 x (-3) divided by 1/6 x (-10)