Students will practice their skills solving 13 systems of equations by substitution using this riddle activity. Activity is self-checking, as students will know if they didn't do their problem correct when they do not see their answer on the answer chart on the back.

Types of problems included:

**3 equations: Both solved for y

**2 equations: One solved for y

**4 equations: Neither solved for y, but either x or y has coefficient of 1

**3 equations: Neither solved for y, and neither x nor y has coefficient of 1

**1 word problem that requires translation and conversion.

***********************************************************************

Check out my other System of Equations Activities:

Systems of Equations by Graphing Connect 4 Activity

Systems of Equations by Substitution Connect 4 Activity

Systems of Equations by Substitution Riddle Activity

Systems of Equations by Elimination Connect 4 Game

Systems of Equations by Elimination Puzzle

Systems of Equations by Graphing Riddle