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tatuchka [14]
3 years ago
5

How does place value help me subtract decimals

Mathematics
1 answer:
gizmo_the_mogwai [7]3 years ago
8 0
okay make sure you write this down on your paper place value help me subtract decimals because if you want you don't line up the decimals you'll get the right answer . but if you do line up the decimals you'll get the wrong answer so you do not line up decimals when you are subtracting decimals
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Studentka2010 [4]
<span>✡ Answer: x=6.72 </span><span>✡


- - Solve:

</span><span><span>- - First step is to cross-multiply:
</span>- </span><span>7.5*x=4.2*12
- 7.5x=50.4

- - The next step is to divide both sides by the number </span><span>7.5
-\frac{7.5x}{7.5} =  \frac{50.4}{7.5} &#10;

</span>
<span>- - x=6.72</span>




✡Hope this helps<span>✡</span>
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3 years ago
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larisa86 [58]

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4 0
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