-2sin^2(x)-5cos(x)=-4

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Solution for -2sin^2(x)-5cos(x)=-4 equation: 


Simplifying
-2sin2(x) + -5cos(x) = -4

Multiply in2s * x
-2in2sx + -5cos(x) = -4

Multiply cos * x
-2in2sx + -5cosx = -4

Reorder the terms:
-5cosx + -2in2sx = -4

Solving
-5cosx + -2in2sx = -4

Solving for variable 'c'.

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

Add '2in2sx' to each side of the equation.
-5cosx + -2in2sx + 2in2sx = -4 + 2in2sx

Combine like terms: -2in2sx + 2in2sx = 0
-5cosx + 0 = -4 + 2in2sx
-5cosx = -4 + 2in2sx

Divide each side by '-5osx'.
c = 0.8o-1s-1x-1 + -0.4in2o-1

Simplifying
c = 0.8o-1s-1x-1 + -0.4in2o-1

Reorder the terms:
c = -0.4in2o-1 + 0.8o-1s-1x-1

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