7cos(2t)=3

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Solution for 7cos(2t)=3 equation: 


Simplifying
7cos(2t) = 3

Remove parenthesis around (2t)
7cos * 2t = 3

Reorder the terms for easier multiplication:
7 * 2cos * t = 3

Multiply 7 * 2
14cos * t = 3

Multiply cos * t
14cost = 3

Solving
14cost = 3

Solving for variable 'c'.

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

Divide each side by '14ost'.
c = 0.2142857143o-1s-1t-1

Simplifying
c = 0.2142857143o-1s-1t-1

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