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Veronica works at a music store last week she sold five more than three times the number of headphones that she sold this week. Veronica sold a total of 89 headphones over two weeks how many headphones did she sell this week?

1 Answer

8 votes

Answer:

14 headphones

Explanation:

Use algebraic manipulation. Let x be the number of headphones sold this week:

89 = x + (3x + 5)

Combine like terms:

89 = 4x + 5

Get the x's on one side:

84 = 6x

Divide:

14 = x

So, Veronica sold 14 headphones this week.

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