3cosx-7=0

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Solution for 3cosx-7=0 equation: 


Simplifying
3cosx + -7 = 0

Reorder the terms:
-7 + 3cosx = 0

Solving
-7 + 3cosx = 0

Solving for variable 'c'.

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

Add '7' to each side of the equation.
-7 + 7 + 3cosx = 0 + 7

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

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

Divide each side by '3osx'.
c = 2.333333333o-1s-1x-1

Simplifying
c = 2.333333333o-1s-1x-1

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