Time saving⏳, instant feedback✅, engaging digital activity that you and your students will love for practicing solving systems of equations using the substitution method with a cute football theme. Mystery Picture Pixel Art⇨Perfect for Google Classroom users, distance learning, stations, etc.⇨Just share the link with your students and they can begin immediately⇨Self-checking⇨Instant feedback⇨Easily accessible - students can use any internet connected device with the Google Sheets app.⇨Great for