f(5)=4cos(x)+-3sin(x)

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Solution for f(5)=4cos(x)+-3sin(x) equation: 


Simplifying
f(5) = 4cos(x) + -3sin(x)

Reorder the terms for easier multiplication:
5f = 4cos(x) + -3sin(x)

Multiply cos * x
5f = 4cosx + -3sin(x)

Multiply ins * x
5f = 4cosx + -3insx

Solving
5f = 4cosx + -3insx

Solving for variable 'f'.

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

Divide each side by '5'.
f = 0.8cosx + -0.6insx

Simplifying
f = 0.8cosx + -0.6insx

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