Jenny earned $100 delivering pizzas. She had already saved $45.50 in her banking account. She makes $9.25 an hour delivering pizza. Which equation could you use to find out how many hours Jenny worked?
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Helen earns $\$ 7.50$ an hour at her job, but if she works more than 35 hours in a week, she is paid $1 \frac{1}{2}$ times her regular salary for the overtime hours worked. One week her gross pay was $\$ 352.50 .$ How many overtime hours did she work that week?
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