# X(cosx)=3cosx

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## Solution for X(cosx)=3cosx equation:

Simplifying
X(cosx) = 3cosx
Multiply X * cosx
cosxX = 3cosx
Solving
cosxX = 3cosx
Solving for variable 'c'.
Move all terms containing c to the left, all other terms to the right.
Add '-3cosx' to each side of the equation.
-3cosx + cosxX = 3cosx + -3cosx
Combine like terms: 3cosx + -3cosx = 0
-3cosx + cosxX = 0
Factor out the Greatest Common Factor (GCF), 'cosx'.
cosx(-3 + X) = 0
Subproblem 1Set the factor 'cosx' equal to zero and attempt to solve:
Simplifying
cosx = 0
Solving
cosx = 0
Move all terms containing c to the left, all other terms to the right.
Simplifying
cosx = 0
The solution to this equation could not be determined.
This subproblem is being ignored because a solution could not be determined.
Subproblem 2Set the factor '(-3 + X)' equal to zero and attempt to solve:
Simplifying
-3 + X = 0
Solving
-3 + X = 0
Move all terms containing c to the left, all other terms to the right.
Add '3' to each side of the equation.
-3 + 3 + X = 0 + 3
Combine like terms: -3 + 3 = 0
0 + X = 0 + 3
X = 0 + 3
Combine like terms: 0 + 3 = 3
X = 3
Add '-1X' to each side of the equation.
X + -1X = 3 + -1X
Combine like terms: X + -1X = 0
0 = 3 + -1X
Simplifying
0 = 3 + -1X
The solution to this equation could not be determined.
This subproblem is being ignored because a solution could not be determined.
The solution to this equation could not be determined.`