7cosx-2=4

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Solution for 7cosx-2=4 equation: 


Simplifying
7cosx + -2 = 4

Reorder the terms:
-2 + 7cosx = 4

Solving
-2 + 7cosx = 4

Solving for variable 'c'.

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

Add '2' to each side of the equation.
-2 + 2 + 7cosx = 4 + 2

Combine like terms: -2 + 2 = 0
0 + 7cosx = 4 + 2
7cosx = 4 + 2

Combine like terms: 4 + 2 = 6
7cosx = 6

Divide each side by '7osx'.
c = 0.8571428571o-1s-1x-1

Simplifying
c = 0.8571428571o-1s-1x-1

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