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This guide outlines a systematic approach to solving word problems in mathematics. It includes four crucial steps: 1) Determine what you’re asked to find, 2) Define a variable to represent the unknown, 3) Write an equation based on the problem, and 4) Solve the equation and state the solution with appropriate units. The provided examples cover a range of scenarios, from algebraic equations to geometric calculations, enabling learners to apply these steps effectively and build confidence in their problem-solving abilities.
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Notes # ___ ____/____/____ 2-2 Word Problems
Step 1 Determine what you’re being asked. Step 2 Define a variable. Step 3 Write an equation. Step 4 Solve and state your solution with units.
Ex 1 17 less than a number is exactly 24.
Ex 2 Eight equals negative two-thirds times a number.
Ex 3 Four fifths is equal to ten sixteenths of a number.
Ex 4 Find the length of one side of a regular pentagon if its perimeter is 245 inches.
Ex 5 An electronics store sells a certain digital camera for $126. This is ⅔ of the price that a photography store charges. How much does the camera cost at the photography store?
A#____ ____/____/____ WS 2-2 WP