Use the problem-solving flowchart to set up and solve an...

Use the problem-solving flowchart to set up and solve an equation to solve each problem.
Mercedes is paid a salary of 480 dollars a week at her job. She worked 8 hr of overtime during the holidays and her weekly paycheck came to 672 dollars. What is her overtime pay per hour?

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Key Concepts

Linear Equations

Linear equations represent relationships between quantities where the variable is of the first degree. They are used to model real-world problems by setting up an equation that expresses one quantity in terms of another, such as combining base salary and overtime pay to equal the total income.

Problem-Solving Flowchart

The problem-solving flowchart is a systematic approach to solving problems that involves steps like understanding the problem, identifying known and unknown quantities, creating a plan, setting up an equation, solving the equation, and checking the solution.

Overtime Pay Calculation

Overtime pay calculation is the process of determining how much extra income is earned per hour worked beyond the standard schedule. This involves computing the difference between total earnings and base salary, then dividing by the number of overtime hours worked.

Variable Identification

Variable identification involves defining symbols to represent unknown quantities in a problem. In wage and salary problems, this might mean assigning a variable to represent the unknown overtime pay rate, which can then be used in an equation to solve for that rate.

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