cos(x)+3sin(x)-1.8=0

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Solution for cos(x)+3sin(x)-1.8=0 equation:


Simplifying
cos(x) + 3sin(x) + -1.8 = 0

Multiply cos * x
cosx + 3sin(x) + -1.8 = 0

Multiply ins * x
cosx + 3insx + -1.8 = 0

Reorder the terms:
-1.8 + cosx + 3insx = 0

Solving
-1.8 + cosx + 3insx = 0

Solving for variable 'c'.

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

Add '1.8' to each side of the equation.
-1.8 + cosx + 1.8 + 3insx = 0 + 1.8

Reorder the terms:
-1.8 + 1.8 + cosx + 3insx = 0 + 1.8

Combine like terms: -1.8 + 1.8 = 0.0
0.0 + cosx + 3insx = 0 + 1.8
cosx + 3insx = 0 + 1.8

Combine like terms: 0 + 1.8 = 1.8
cosx + 3insx = 1.8

Add '-3insx' to each side of the equation.
cosx + 3insx + -3insx = 1.8 + -3insx

Combine like terms: 3insx + -3insx = 0
cosx + 0 = 1.8 + -3insx
cosx = 1.8 + -3insx

Divide each side by 'osx'.
c = 1.8o-1s-1x-1 + -3ino-1

Simplifying
c = 1.8o-1s-1x-1 + -3ino-1

Reorder the terms:
c = -3ino-1 + 1.8o-1s-1x-1

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