2cosx-5cosx-3=0

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Solution for 2cosx-5cosx-3=0 equation:


Simplifying
2cosx + -5cosx + -3 = 0

Reorder the terms:
-3 + 2cosx + -5cosx = 0

Combine like terms: 2cosx + -5cosx = -3cosx
-3 + -3cosx = 0

Solving
-3 + -3cosx = 0

Solving for variable 'c'.

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

Add '3' to each side of the equation.
-3 + 3 + -3cosx = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -3cosx = 0 + 3
-3cosx = 0 + 3

Combine like terms: 0 + 3 = 3
-3cosx = 3

Divide each side by '-3osx'.
c = -1o-1s-1x-1

Simplifying
c = -1o-1s-1x-1

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