f(4)=2(4)(4+1)

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Solution for f(4)=2(4)(4+1) equation: 


Simplifying
f(4) = 2(4)(4 + 1)

Reorder the terms for easier multiplication:
4f = 2(4)(4 + 1)

Combine like terms: 4 + 1 = 5
4f = 2 * 4(5)

Multiply 2 * 4
4f = 8 * 5

Multiply 8 * 5
4f = 40

Solving
4f = 40

Solving for variable 'f'.

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

Divide each side by '4'.
f = 10

Simplifying
f = 10

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