Big Ideas Math: Modeling Real Life, Grade 6
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Big Ideas Math: Modeling Real Life, Grade 6 View details
1. Algebraic Expressions
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Exercise 41 Page 207

Substitute 3 for a and 12 for c in the expression.

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Practice makes perfect
To evaluate the given expression for a = 3 and c = 12, we should substitute these values into the expression and simplify as much as possible.
c-a
12- 3
9