Dwayne starts at the surface of the water and swims to -25 feet. from there he swims +10 feet to see the fish and then back down -5 feet to the seaweed. how many feet does dewayne need to swim in order to get back to the surface

(-25) + 10 + (-5) = -20 feet is his current position. To reach zero, he should add 20 feet to his altitude.

Do the math. she originally had 50 dollars on her gift card and she had 12 dollars left on her gift card after she finished her shopping spree. if you subtract 50 minus 12 you get thirty eight dollars as your answer. so therefore, ciara spent 38 dollars total o