4(5f+2.1)=-16

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Solution for 4(5f+2.1)=-16 equation: 


Simplifying
4(5f + 2.1) = -16

Reorder the terms:
4(2.1 + 5f) = -16
(2.1 * 4 + 5f * 4) = -16
(8.4 + 20f) = -16

Solving
8.4 + 20f = -16

Solving for variable 'f'.

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

Add '-8.4' to each side of the equation.
8.4 + -8.4 + 20f = -16 + -8.4

Combine like terms: 8.4 + -8.4 = 0.0
0.0 + 20f = -16 + -8.4
20f = -16 + -8.4

Combine like terms: -16 + -8.4 = -24.4
20f = -24.4

Divide each side by '20'.
f = -1.22

Simplifying
f = -1.22

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