Juan works as a tutor for $7 an hour and as a waiter for $14 an hour. This month, he worked a combined total of 103 hours at his two jobs. Let be the number of hours Juan worked as a tutor this month. Write an expression for the combined total dollar amount he earned this month.
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The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
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Which of the following is true about the speed of light? it depends on the wavelength.
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Juan works as a tutor for $7 an hour and as a waiter for $14 an hour. This month, he worked a combin...
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