Solve for a
a=-\frac{13469806292303277}{49969541350954790}\approx -0.269560335
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\frac{-0.26939612584606554}{0.9993908270190958} = a
Evaluate trigonometric functions in the problem
\frac{-26939612584606554}{99939082701909580}=a
Expand \frac{-0.26939612584606554}{0.9993908270190958} by multiplying both numerator and the denominator by 100000000000000000.
-\frac{13469806292303277}{49969541350954790}=a
Reduce the fraction \frac{-26939612584606554}{99939082701909580} to lowest terms by extracting and canceling out 2.
a=-\frac{13469806292303277}{49969541350954790}
Swap sides so that all variable terms are on the left hand side.
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