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Are these equivalent or not? 2.5(3+x) and 2.5x+7.5

Are these equivalent or not? 2.5(3+x) and 2.5x+7.5
asked 210k views
4 votes
Are these equivalent or not? 2.5(3+x) and 2.5x+7.5

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User Tranquil Tarn
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7.8k points

2 Answers

7 votes
They are equivalent. 2.5(3+x)+7.5+2.5x. 2.5x+7.5 is the same in opposite order.
answered
User Brandon Lee
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9.0k points
2 votes

2.5(3+x)=2.5\cdot3+2.5\cdot x=\boxed{7.5+2.5x}

So, as you can see, 7.5+2.5x = 7.5+2.5x ⇒ 2.5(3+x) and 2.5x+7.5 are equivalent equations.
answered
User Harini Sekar
by
9.0k points
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