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Big Ideas Math Integrated I, 2016

BI

Big Ideas Math Integrated I, 2016 View details

4. Solving Absolute Value Equations

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Exercise 19 Page 32

How many cases do you have after you remove the absolute value?

Solutions: $b = 6$ and $b = - 3 \frac{1}{2}$
Number Line:

Practice makes perfect

An absolute value measures an expression's distance from a midpoint on a number line.

∣ 4 b - 5 ∣ = 19

This equation means that the distance is

19,

either in the

positive

direction or the

negative

direction.

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Subchapter links

Communicate Your Answer p.27

Monitoring Progress p.28-31

Exercises p.32-34