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Readme [11.4K]
3 years ago
10

7.5 4.2

Mathematics
1 answer:
Studentka2010 [4]3 years ago
3 0
<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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Read 2 more answers
1
skelet666 [1.2K]

Step-by-step explanation:

f°g=f(g(x))

g(x)=x^2-6x

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set x^2-6x equal to 0

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JulijaS [17]

Answer:

yes it is correct

Step-by-step explanation:

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