Given a table of values, how can you determine wether the function is linear, quadratic, or exponential?

Find the given elements if matrix d:

If 3x+8=3x+8 is it one solution or no solution

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36