Mathematics, 27.03.2020 03:06, SkirrtCrackers

Giselle works as a carpenter and as a blacksmith.
She earns $20 dollars per hour as a carpenter and $25 per hour as a blacksmith. Last week, Giselle worked both jobs for a total of 30 hours, and earned a total of $690.
How long did Giselle work as a carpenter last week, and how long did she work as a blacksmith?

Answers: 1

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Giselle works as a carpenter and as a blacksmith.
She earns $20 dollars per hour as a carpente...