There's going to be a lot more questions on the way

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

Nikolas calculated the volume of the prism. his work is shown below.

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64