Solve for x
x=\frac{\pi }{3}-\frac{31}{30}\approx 0.013864218
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3x+3.1=\pi
Swap sides so that all variable terms are on the left hand side.
3x=\pi -3.1
Subtract 3.1 from both sides.
\frac{3x}{3}=\frac{\pi -3.1}{3}
Divide both sides by 3.
x=\frac{\pi -3.1}{3}
Dividing by 3 undoes the multiplication by 3.
x=\frac{\pi }{3}-\frac{31}{30}
Divide \pi -3.1 by 3.
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