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This document provides detailed answers to selected exercises, focusing on the process of solving equations and working with fractions. It includes step-by-step explanations for various problems, illustrating different methods for clearing fractions and simplifying expressions. The material assists learners in understanding the structure of equations and the necessary operations to isolate variables. Each problem is addressed with clarity, showcasing both the algebraic manipulation and thought processes involved. Perfect for students seeking to improve their mathematical problem-solving skills.
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A Lab 8 Selected Answers to Exercise 2 & End of Class Exercise
Problem 1 Just like an equation…
Problem 2 NOT just like an equation…
Problem 3 What was done at each step?
Problem 4 – Version 1(Clearing the fractions) Multiply both sides by 6 (EVERY TERM!) Simplify the fractions Add to each side. Add 18 to each side. Divide each side by 13 (EVERY TERM!)
Problem 4 – Version 2(Leaving the fractions) Add 3 to each side; Also add to each side. Put fractions over a common denominator. Combine the like terms. Multiply each side by Simplify the fractions.