6*sin(12*t)+7*cos(12*t)=9

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Solution for 6*sin(12*t)+7*cos(12*t)=9 equation:


Simplifying
6sin(12t) + 7cos(12t) = 9

Remove parenthesis around (12t)
6ins * 12t + 7cos(12t) = 9

Reorder the terms for easier multiplication:
6 * 12ins * t + 7cos(12t) = 9

Multiply 6 * 12
72ins * t + 7cos(12t) = 9

Multiply ins * t
72inst + 7cos(12t) = 9

Remove parenthesis around (12t)
72inst + 7cos * 12t = 9

Reorder the terms for easier multiplication:
72inst + 7 * 12cos * t = 9

Multiply 7 * 12
72inst + 84cos * t = 9

Multiply cos * t
72inst + 84cost = 9

Reorder the terms:
84cost + 72inst = 9

Solving
84cost + 72inst = 9

Solving for variable 'c'.

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

Add '-72inst' to each side of the equation.
84cost + 72inst + -72inst = 9 + -72inst

Combine like terms: 72inst + -72inst = 0
84cost + 0 = 9 + -72inst
84cost = 9 + -72inst

Divide each side by '84ost'.
c = 0.1071428571o-1s-1t-1 + -0.8571428571ino-1

Simplifying
c = 0.1071428571o-1s-1t-1 + -0.8571428571ino-1

Reorder the terms:
c = -0.8571428571ino-1 + 0.1071428571o-1s-1t-1

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