Envision Math 2.0: Grade 6, Volume 1
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Envision Math 2.0: Grade 6, Volume 1 View details
1. Understand Equations and Solutions
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Exercise 9 Page 180

Substitute 8 into the given equation and then simplify.

False

Practice makes perfect
We can determine whether 8 is a solution by substituting it into the equation and simplifying using the order of operations.
n=54-36
8? =54-36
8 ≠ 18
The equation is false for n=8.