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Twelve is added to the product of a number and 5. the result is -3. find the number
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2 votes
Twelve is added to the product of a number and 5. the result is -3. find the number

User SebastianK
by
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2 Answers

2 votes
Work backwards. So instead of adding twelve, you take it away.

-3 - 12 = -15 / 5 = -3
User Priyadarshan
by
8.1k points
6 votes
number unknown = x

solution =

12 + ( 5x ) = - 3
12 + 5x = - 3
5x = - 15
x = - 3

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User Yaakov
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7.6k points
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