Final answer:
The specific solution to problem 8.6 in the Algebra 2 McDougal Littell textbook cannot be determined without additional information. To solve similar algebraic problems, identify the type of problem, apply relevant principles and formulas, and simplify accordingly to find the solution.
Step-by-step explanation:
Based on your question, which appears to be seeking a solution for a particular problem (8.6) in the Algebra 2 McDougal Littell textbook, it's not clear what the specific problem 8.6 is. Without the actual problem provided, it is impossible to determine the correct answer from the options presented (A) 5, (B) 10, (C) 15, (D) 20.
However, I can provide a step-by-step method on how to approach a problem similar to the examples you provided:
- First, write down the given problem and identify the type of algebraic problem you are dealing with (e.g., linear equations, electric-field lines).
- Next, apply the algebraic principles and formulas relevant to the problem.
- For linear equations, simplify by applying appropriate operations to isolate the variable and solve for it, like in the example where we multiply both sides by 2 to simplify the equation.
- Remember to check the solution by substituting it back into the original equation to ensure it’s correct.