5+cosx=4cosx-7

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Solution for 5+cosx=4cosx-7 equation:


Simplifying
5 + cosx = 4cosx + -7

Reorder the terms:
5 + cosx = -7 + 4cosx

Solving
5 + cosx = -7 + 4cosx

Solving for variable 'c'.

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

Add '-4cosx' to each side of the equation.
5 + cosx + -4cosx = -7 + 4cosx + -4cosx

Combine like terms: cosx + -4cosx = -3cosx
5 + -3cosx = -7 + 4cosx + -4cosx

Combine like terms: 4cosx + -4cosx = 0
5 + -3cosx = -7 + 0
5 + -3cosx = -7

Add '-5' to each side of the equation.
5 + -5 + -3cosx = -7 + -5

Combine like terms: 5 + -5 = 0
0 + -3cosx = -7 + -5
-3cosx = -7 + -5

Combine like terms: -7 + -5 = -12
-3cosx = -12

Divide each side by '-3osx'.
c = 4o-1s-1x-1

Simplifying
c = 4o-1s-1x-1

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