# How do you check your solutions to a systems of equations using the substitution method?

##### 1 Answer

I created a video with a more detail explanation here.

To check a system of equations by substitution, you plug your values for x and y into the original equations. If both simplified expressions are true then your answer is correct.

For example: To check if

substitute 2 for x and -3 for y into each equation

and

Since