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15 decreased by twice a number algebraic expression?

15 decreased by twice a number algebraic expression?
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15 decreased by twice a number algebraic expression?

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User Adrian Pacala
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2 Answers

5 votes

x-\ number\\\\twice\ a\ number:\\2x \\\\ Write\ it\ as\ a \ function: \\y=15-2x
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User Mattes
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8.1k points
4 votes
15-2x
A number is a variable so use a letter like x for them
answered
User Chony
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8.1k points
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