After visiting the Titanic, Captain Brain and Mr. Pinky are taking the Alvin submarine back to the surface of the water. They start 1600 meters below the surface of the water, and ascend at 37 meters per hour.
Note: under the water is a negative number.
Write an equation to model this situation (use m for meters and h for hours).

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.