Rational expression substitution — task. Mathematics State Board, Class 8.

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Find the value of an expression

\frac{b}{2 c} + \frac{2 b}{c}

, if \(b = -\)113 \(-\) 0.7, аnd \(c =\) 15.7 \(-\) 17.7.

Answer: .

[Note: Submit the answer in whole number.]

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22. Rational expression substitution