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Algebra Review
Example 11

Example 11: Mixed Algebra Review

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

Problem

Evaluate 5+4710\text{Evaluate }-5+4\cdot7-10

1. Recognize Pattern

a+bdca+(bd)ca+b\cdot d-c\Rightarrow a+(bd)-c

2. Apply Method

6+991=88-6+-9\cdot9-1=-88

3. Conclude

5+(47)10=13-5+(4\cdot7)-10=13

Final answer

5+(47)10=13-5+(4\cdot7)-10=13