-2sin(x)-2cos(x)=0

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Solution for -2sin(x)-2cos(x)=0 equation:


Simplifying
-2sin(x) + -2cos(x) = 0

Multiply ins * x
-2insx + -2cos(x) = 0

Multiply cos * x
-2insx + -2cosx = 0

Reorder the terms:
-2cosx + -2insx = 0

Solving
-2cosx + -2insx = 0

Solving for variable 'c'.

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

Add '2insx' to each side of the equation.
-2cosx + -2insx + 2insx = 0 + 2insx

Combine like terms: -2insx + 2insx = 0
-2cosx + 0 = 0 + 2insx
-2cosx = 0 + 2insx
Remove the zero:
-2cosx = 2insx

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

Simplifying
c = -1ino-1

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