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AnnZ [28]
3 years ago
12

What is the quotient for -20/-2?

Mathematics
2 answers:
Allisa [31]3 years ago
5 0
The quotient is 10 :)
anyanavicka [17]3 years ago
4 0
10 because you just do -20 divided by -2
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3 years ago
Read 2 more answers
<img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B2x%7D%20%2B%2012%20%3D%20x%20%2B%208%20" id="TexFormula1" title=" \sqrt{2x} + 12
Helga [31]
First note that x\ge0; otherwise \sqrt{2x} is undefined as long as we're only looking for real solutions.

We can write

\sqrt{2x}+12=x+8
\sqrt{2x}=x-4
2x=(x-4)^2
2x=x^2-8x+16
x^2-10x+16=0
(x-8)(x-2)=0

\implies x=8,x=2
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3 years ago
Does the equation 2x-7=5+x have exactly one solution
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Alecsey [184]

Answer:

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Ruben swims several times per week in a lake near his home. Last summer, the average water temperature was 20 °C. This summer, t
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16/20 = 0.8
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