-45=-(-3f-4)

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Solution for -45=-(-3f-4) equation:


Simplifying
-45 = -1(-3f + -4)

Reorder the terms:
-45 = -1(-4 + -3f)
-45 = (-4 * -1 + -3f * -1)
-45 = (4 + 3f)

Solving
-45 = 4 + 3f

Solving for variable 'f'.

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

Add '-3f' to each side of the equation.
-45 + -3f = 4 + 3f + -3f

Combine like terms: 3f + -3f = 0
-45 + -3f = 4 + 0
-45 + -3f = 4

Add '45' to each side of the equation.
-45 + 45 + -3f = 4 + 45

Combine like terms: -45 + 45 = 0
0 + -3f = 4 + 45
-3f = 4 + 45

Combine like terms: 4 + 45 = 49
-3f = 49

Divide each side by '-3'.
f = -16.33333333

Simplifying
f = -16.33333333

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