# Oni's Equation Adventure- Day 10

Lesson 10 of 15

## Big Idea: Now that students understand how to use substitution to solve systems, they must analyze Oni's work for errors.

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Standards:
Subject(s):
Math, Algebra, Linear and Nonlinear Equations, Solving systems with substitution
45 minutes

### Heather Sparks

100 Lessons | 5 new

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