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If the sum of a number and six is doubled, the result is nine less than the number. Find the number

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User Daughter
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2 Answers

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answered
User Mpaskov
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7.7k points
7 votes

Answer:

-21

Step-by-step explanation:

2(x+6)=x-9

2x+12=x-9

2x-x=-9-12

x=-21

answered
User Malachiasz
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