6cos(3x)-9sin(3x)=0

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Solution for 6cos(3x)-9sin(3x)=0 equation:


Simplifying
6cos(3x) + -9sin(3x) = 0

Remove parenthesis around (3x)
6cos * 3x + -9sin(3x) = 0

Reorder the terms for easier multiplication:
6 * 3cos * x + -9sin(3x) = 0

Multiply 6 * 3
18cos * x + -9sin(3x) = 0

Multiply cos * x
18cosx + -9sin(3x) = 0

Remove parenthesis around (3x)
18cosx + -9ins * 3x = 0

Reorder the terms for easier multiplication:
18cosx + -9 * 3ins * x = 0

Multiply -9 * 3
18cosx + -27ins * x = 0

Multiply ins * x
18cosx + -27insx = 0

Solving
18cosx + -27insx = 0

Solving for variable 'c'.

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

Add '27insx' to each side of the equation.
18cosx + -27insx + 27insx = 0 + 27insx

Combine like terms: -27insx + 27insx = 0
18cosx + 0 = 0 + 27insx
18cosx = 0 + 27insx
Remove the zero:
18cosx = 27insx

Divide each side by '18osx'.
c = 1.5ino-1

Simplifying
c = 1.5ino-1

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