Solving Systems by Substitution

A.5C - December 7, 2022

Steps to Solve by Substitution

1. ________ one of the equations for "y=", if necessary.

2. _____________ the value for "y" in the second equation.

3. ________ the new equation to find "x".

4. _____________ the value for "x" in either of the original equations to find "y".

5. ________ you answer by graphing or plugging in values.

​7. Fish n' Fins sells clown fish and angel fish. The clown fish cost $1.50 each and the angel fish cost $2.00. At the end of the day, Fish n' Fins sold a total of 156 fish and made $260. Let x represent the number of clown fish sold and y represent the number of angel fish sold. Find the number of each fish that was sold at Fish n' Fins that day.