Mercedes12152002 Mercedes12152002

23-01-2018
Mathematics

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Hannah received $30 for her birthday and bought 3 shirts that were all the same price. If she had $9 left over, which equation shows how to determine how much each shirt cost? please help!!!

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Аноним Аноним

23-01-2018

Equation:
9+3x=30

Answer:
9+3x=30

Subtract 9 from each side.
3x=21

divide by 3 on each side.
x=7

Each shirt cost $7.

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