What does this mean?
This standard builds onto the previous standard, Seeing Structure in Expressions, as these expressions are now extended to include an equal sign and a value.
Example: Previously, a student was given the following expression, 2x + y + 3z, that is equivalent to the value 13. This would change our expression into the following equation:
2x + y + 3z = 13
Where expressions were meant to be simplified, Equations are meant to be solved.
Similar to that of expressions, students would also be able to identify how to rewrite an equation.
Example: 2x + y + 3z = 13 is the same as 13 = 3z + y + 2x
One important type of equation that students will learn and need to remember is slope-intercept form, or y=mx+b.
Lesson Plan Example
Online Games for Practice
For additional online practice, you can also follow Khan Academy!
For more information about the Common Core State Standards: https://www.cde.ca.gov/be/st/ss/documents/ccssmathstandardaug2013.pdf
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