f(3)=sqrt(4x+20)

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Solution for f(3)=sqrt(4x+20) equation: 


Simplifying
f(3) = sqrt(4x + 20)

Reorder the terms for easier multiplication:
3f = sqrt(4x + 20)

Reorder the terms:
3f = qrst(20 + 4x)
3f = (20 * qrst + 4x * qrst)
3f = (20qrst + 4qrstx)

Solving
3f = 20qrst + 4qrstx

Solving for variable 'f'.

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

Divide each side by '3'.
f = 6.666666667qrst + 1.333333333qrstx

Simplifying
f = 6.666666667qrst + 1.333333333qrstx

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