A fish shows a large fish at 13 feet below the surface of the water and a smaller fish located 4 feet below the surface of the water. Select all the expressions that are equivalent to the distance of the fish.

35-60 students are taking math.

i need a picture

step-by-step explanation:

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.