Uso much im struggling real hard over here

(01.04 mc) an ice sculpture is melting because of heat. assuming its height changes bynegative 5 over 32m every hour, what will be the change in height after 4 hours?

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

Which ordered pair (c, d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15