Question 171238
Solve.. 
36=1/2x+(x+4)
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multiply thru by 2x to get:
72x = 1 + 2x(x+4)
72x = 1 + 2x^2 + 8x
2x^2 - 64x +1 = 0

x = [64 +- sqrt(64^2-4*2*1)]/4

x = [64 +- sqrt(4089)]/4

x = [64 +- 63.945]/4

x = 31.9863 = x = 0.01368...
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Cheers,
Stan H.