s+7/2s+10=37

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Solution for s+7/2s+10=37 equation:



s+7/2s+10=37
We move all terms to the left:
s+7/2s+10-(37)=0
Domain of the equation: 2s!=0
s!=0/2
s!=0
s∈R
We add all the numbers together, and all the variables
s+7/2s-27=0
We multiply all the terms by the denominator
s*2s-27*2s+7=0
Wy multiply elements
2s^2-54s+7=0
a = 2; b = -54; c = +7;
Δ = b2-4ac
Δ = -542-4·2·7
Δ = 2860
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$s_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$s_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

The end solution:
$\sqrt{\Delta}=\sqrt{2860}=\sqrt{4*715}=\sqrt{4}*\sqrt{715}=2\sqrt{715}$
$s_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-54)-2\sqrt{715}}{2*2}=\frac{54-2\sqrt{715}}{4} $
$s_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-54)+2\sqrt{715}}{2*2}=\frac{54+2\sqrt{715}}{4} $

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