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Alex17521 [72]
3 years ago
6

What would the variables for a and b be? 3/x + 5/x^2 = (ax+b)/x^2

Mathematics
1 answer:
allsm [11]3 years ago
4 0

Answer:

a=3,b=5

Step-by-step explanation:

\frac{3}{x}  +  \frac{5}{ {x}^{2}  }  \\  =  \frac{3x}{ {x}^{2} }   +  \frac{5}{ {x}^{2} }  \\  =  \frac{3x + 5}{ {x}^{2} }

so as you got it:

\frac{(ax + b)}{ {x}^{2} }  =  \frac{3x + 5}{ {x}^{2} }  \\ a = 3 \\ b = 5

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2 years ago
42x+25y=486, x+y=14<br>show work please help asap!​
ruslelena [56]
Rewrite equations:
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Step: Solvex+y=14for x:
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Step: Substitute−y+14forxin42x+25y=486:
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42(−y+14)+25y=486
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On Fri, Sep 20, 2019 at 12:08 PM ESQULESE BLACK wrote:

3 0
3 years ago
I need to find two equivalent fractions for each whole number. the whole numbers are 4, 5, 3, and 6.
Archy [21]
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