Solving Two Equations in Two Variables: One is of the First Degree and the Other is of the Second Degree (Find the Chees

The video tutorial explains how to determine the dimensions of a triangular piece of cheese using algebraic methods. The problem involves a right-angled triangle with a known hypotenuse and perimeter. The tutorial guides through setting up equations based on the perimeter and Pythagorean theorem, leading to a quadratic equation. By solving these equations through substitution and factorization, the dimensions of the triangle are found to be 18 and 24 centimeters.

Describe the process of substituting equation 1 into equation 2.

What values of X did Pac-Man find, and how did he determine the corresponding values of y?