f(x)=4(3)-5

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


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

Multiply f * x
fx = 4(3) + -5

Multiply 4 * 3
fx = 12 + -5

Combine like terms: 12 + -5 = 7
fx = 7

Solving
fx = 7

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 7x-1

Simplifying
f = 7x-1

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