Question

Now use the substitution method to solve the modified system of linear equations. Solve the system to find the number of kids and adults who visited the carnival.

Answer 1

The algebraic method for solving simultaneous linear equations is the substitution method. The value of one variable from one equation is substituted in the other equation, as the name implies. A pair of linear equations is thus transformed into a single linear equation with only one variable, which can then be solved quickly.

Explanation: