f(7)=4x+20

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Solution for f(7)=4x+20 equation: 


Simplifying
f(7) = 4x + 20

Reorder the terms for easier multiplication:
7f = 4x + 20

Reorder the terms:
7f = 20 + 4x

Solving
7f = 20 + 4x

Solving for variable 'f'.

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

Divide each side by '7'.
f = 2.857142857 + 0.5714285714x

Simplifying
f = 2.857142857 + 0.5714285714x

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