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Today at 10:38 AM
Mathematics

Answered

Janet has 2 jobs. She earns $100 an hour as a consultant and $40 an hour as a web desiggner. Last week, she earned 1280 for working a total of 20 hours. How many hours did she work each job? Start by creating a system of linear equations

Answer :

MeGaLoManiac MeGaLoManiac

Today at 10:43 AM

Let's say x is her consultant hours and y is her web designer hours.
100x+40y=1280
x+y=20
Using the systems or graphing the problems will lead you to x=8 and y=12.
In other words, she worked 8 hours as a consultant, and 12 hours as a web designer.

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