Asubmarine started at 750 m below sea level it rose 50 m/h over a four hour. which expression represents a new position of the summary in relation to sea level

–750 + 4(50)

Step-by-step explanation:

I believe this is the correct answer.

below sea level is indecated as a negitive so it would be -750

Then rising would be positive so it would be 50*4

so –750 + 4(50) should be the correct answer

$450

step-by-step explanation:

first, you have to multiply 150x2=300

next, you have to add 150+300= 450

4x and 6y

im not sure though