8cosx+9=2cosx+11

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Solution for 8cosx+9=2cosx+11 equation:


Simplifying
8cosx + 9 = 2cosx + 11

Reorder the terms:
9 + 8cosx = 2cosx + 11

Reorder the terms:
9 + 8cosx = 11 + 2cosx

Solving
9 + 8cosx = 11 + 2cosx

Solving for variable 'c'.

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

Add '-2cosx' to each side of the equation.
9 + 8cosx + -2cosx = 11 + 2cosx + -2cosx

Combine like terms: 8cosx + -2cosx = 6cosx
9 + 6cosx = 11 + 2cosx + -2cosx

Combine like terms: 2cosx + -2cosx = 0
9 + 6cosx = 11 + 0
9 + 6cosx = 11

Add '-9' to each side of the equation.
9 + -9 + 6cosx = 11 + -9

Combine like terms: 9 + -9 = 0
0 + 6cosx = 11 + -9
6cosx = 11 + -9

Combine like terms: 11 + -9 = 2
6cosx = 2

Divide each side by '6osx'.
c = 0.3333333333o-1s-1x-1

Simplifying
c = 0.3333333333o-1s-1x-1

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