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Algebra Review
Example 10

Example 10: Mixed Algebra Review

Step-by-step worked example for this lesson track.

Problem

Evaluate −2+4⋅2−−8\text{Evaluate }-2+4\cdot2--8

1. Recognize Pattern

a+b⋅d−c⇒a+(bd)−ca+b\cdot d-c\Rightarrow a+(bd)-c

2. Apply Method

−1+4⋅9−−11=46-1+4\cdot9--11=46

3. Conclude

−2+(4⋅2)−−8=14-2+(4\cdot2)--8=14

Final answer

−2+(4⋅2)−−8=14-2+(4\cdot2)--8=14
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