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Montano1993 [528]
3 years ago
5

The product of 9 and a number is 12 less than three times that number. What is the number?

Mathematics
1 answer:
Alenkasestr [34]3 years ago
5 0
So let me give you the answer with procedure so that you can understand it better:
Let x = Number 

<span>Product of 9 and Number:</span>
<span>9x </span>
<span>is 12 less than 3 times that number. So: </span>
<span>3x - 12 </span>
<span>Set them equal and solve for x like this:</span>
<span>9x = 3x - 12 </span>
<span>6x = -12 </span>
<span>x = -2
</span>I hope this is very useful for you
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Hello!

If battery 1 lasts longer than battery 2, and all the batteries of population 1 and population 2 are built using the same method, then you could say that the population mean of the lifespans of batteries 1 are longer than the lifespan of batteries 2. Symbolically: μ₁ > μ₂

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Looked for exercise's Options

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