1310-Notes-Sec-22-filled

1310-Notes-Sec-22-filled - Math 1310 Section 2.2...

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Math 1310 Class Notes – Section 2.2, Page 1 of 4 Math 1310 Section 2.2 Applications In this lesson, we’ll take a look at some word problems. Before working these problems, it is helpful to have a strategy to use to solve. Step 1: Read the problem until you understand what you are being asked to find. Step 2: If the problem mentions a geometric shape, such as a rectangle or a circle, draw the shape. Step 3: Define the variable, and write it down. Use the definition of the variable to define other quantities, if you can. Step 4: Write an equation, and then solve it. Step 5: Look back at the problem and make sure you answer the question that was posed. For each of the examples, write an appropriate equation to model the situation, then solve the equation and answer the question that was posed. Consecutive integer problems Example 1: The sum of three consecutive integers is 177. Find the three integers.
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Example 2: The sum of three consecutive odd integers is -162.
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1310-Notes-Sec-22-filled - Math 1310 Section 2.2...

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