3 years ago

Please help!

1 answer:

7 0

This may help :))

She worked 9 hours on store and gave piano lessons for 6 hours

Let x be the no. of hours she worked on store
Cost of 1 hour on shop = $8.47
Cost of x hours on shop = $8.47x
Let y be the no. of hours she gave piano lessons
Cost of 1 hour for piano lessons = $17
Cost of y hours on shop = $17y

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