12=5cos(2x)+7

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Solution for 12=5cos(2x)+7 equation:


Simplifying
12 = 5cos(2x) + 7

Remove parenthesis around (2x)
12 = 5cos * 2x + 7

Reorder the terms for easier multiplication:
12 = 5 * 2cos * x + 7

Multiply 5 * 2
12 = 10cos * x + 7

Multiply cos * x
12 = 10cosx + 7

Reorder the terms:
12 = 7 + 10cosx

Solving
12 = 7 + 10cosx

Solving for variable 'c'.

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

Add '-10cosx' to each side of the equation.
12 + -10cosx = 7 + 10cosx + -10cosx

Combine like terms: 10cosx + -10cosx = 0
12 + -10cosx = 7 + 0
12 + -10cosx = 7

Add '-12' to each side of the equation.
12 + -12 + -10cosx = 7 + -12

Combine like terms: 12 + -12 = 0
0 + -10cosx = 7 + -12
-10cosx = 7 + -12

Combine like terms: 7 + -12 = -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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