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The Miller's are comparing babysitting services for their two children.

The Babysitter's Block charges a rate of $15 an hour per child plus an initial fee of $25 per household.

Super Sitters charges a flat rate of $20 an hour per child.

 Jan 6, 2020
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Let the number of hours when they will be equal =H

 

25 + 15H =20H

20H - 15H =25

5H =25 divide both sides by 5

H =25/5

H = 5 hours-when they will be equal.

 Jan 6, 2020

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