cos(2x)-sen(2x)=senx

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Solution for cos(2x)-sen(2x)=senx equation:


Simplifying
cos(2x) + -1sen(2x) = senx

Remove parenthesis around (2x)
cos * 2x + -1sen(2x) = senx

Reorder the terms for easier multiplication:
2cos * x + -1sen(2x) = senx

Multiply cos * x
2cosx + -1sen(2x) = senx

Remove parenthesis around (2x)
2cosx + -1ens * 2x = senx

Reorder the terms for easier multiplication:
2cosx + -1 * 2ens * x = senx

Multiply -1 * 2
2cosx + -2ens * x = senx

Multiply ens * x
2cosx + -2ensx = senx

Solving
2cosx + -2ensx = ensx

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Add '2ensx' to each side of the equation.
2cosx + -2ensx + 2ensx = ensx + 2ensx

Combine like terms: -2ensx + 2ensx = 0
2cosx + 0 = ensx + 2ensx
2cosx = ensx + 2ensx

Combine like terms: ensx + 2ensx = 3ensx
2cosx = 3ensx

Divide each side by '2osx'.
c = 1.5eno-1

Simplifying
c = 1.5eno-1

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