Mathematics, 25.06.2019 02:30 lele650
Giselle works as a carpenter and as a blacksmith. she earns $20 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?
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Giselle works as a carpenter and as a blacksmith. she earns $20 per hour as a carpenter and $25 per...
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