f(5)=2(5)-1

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Solution for f(5)=2(5)-1 equation: 


Simplifying
f(5) = 2(5) + -1

Reorder the terms for easier multiplication:
5f = 2(5) + -1

Multiply 2 * 5
5f = 10 + -1

Combine like terms: 10 + -1 = 9
5f = 9

Solving
5f = 9

Solving for variable 'f'.

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

Divide each side by '5'.
f = 1.8

Simplifying
f = 1.8

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