-4f+2(4f-5)=-19

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Solution for -4f+2(4f-5)=-19 equation:


Simplifying
-4f + 2(4f + -5) = -19

Reorder the terms:
-4f + 2(-5 + 4f) = -19
-4f + (-5 * 2 + 4f * 2) = -19
-4f + (-10 + 8f) = -19

Reorder the terms:
-10 + -4f + 8f = -19

Combine like terms: -4f + 8f = 4f
-10 + 4f = -19

Solving
-10 + 4f = -19

Solving for variable 'f'.

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

Add '10' to each side of the equation.
-10 + 10 + 4f = -19 + 10

Combine like terms: -10 + 10 = 0
0 + 4f = -19 + 10
4f = -19 + 10

Combine like terms: -19 + 10 = -9
4f = -9

Divide each side by '4'.
f = -2.25

Simplifying
f = -2.25

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