5cos(2x)-8=-3

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Solution for 5cos(2x)-8=-3 equation:


Simplifying
5cos(2x) + -8 = -3

Remove parenthesis around (2x)
5cos * 2x + -8 = -3

Reorder the terms for easier multiplication:
5 * 2cos * x + -8 = -3

Multiply 5 * 2
10cos * x + -8 = -3

Multiply cos * x
10cosx + -8 = -3

Reorder the terms:
-8 + 10cosx = -3

Solving
-8 + 10cosx = -3

Solving for variable 'c'.

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

Add '8' to each side of the equation.
-8 + 8 + 10cosx = -3 + 8

Combine like terms: -8 + 8 = 0
0 + 10cosx = -3 + 8
10cosx = -3 + 8

Combine like terms: -3 + 8 = 5
10cosx = 5

Divide each side by '10osx'.
c = 0.5o-1s-1x-1

Simplifying
c = 0.5o-1s-1x-1

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