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Mathematics, 18.03.2021 17:50 yovann
Giselle works as a carpenter and as a blacksmith.
She earns \$20$20dollar sign, 20 per hour as a carpenter and \$25$25dollar sign, 25 per hour as a blacksmith. Last week, Giselle worked both jobs for a total of 303030 hours, and earned a total of \$690$690dollar sign, 690.
How long did Giselle work as a carpenter last week, and how long did she work as a blacksmith?
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Giselle works as a carpenter and as a blacksmith.
She earns \$20$20dollar sign, 20 per hour as a ca...
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