Ascuba diver is exploring 200 feet below sea level. what is the diver's elevation after ascending 200 feet?

The elevation is 0 ft, or sea level

Step-by-step explanation:

A scuba diver is 200ft below sea level

Depth :  -200

He rises 200 ft

-200 + 200 = 0

He is at 0 ft

The elevation is 0 ft, or sea level

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)