f-9(5)=11-f(-3)

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Solution for f-9(5)=11-f(-3) equation:


Simplifying
f + -9(5) = 11 + -1f(-3)

Multiply -9 * 5
f + -45 = 11 + -1f(-3)

Reorder the terms:
-45 + f = 11 + -1f(-3)

Reorder the terms for easier multiplication:
-45 + f = 11 + -1 * -3f

Multiply -1 * -3
-45 + f = 11 + 3f

Solving
-45 + f = 11 + 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 + f + -3f = 11 + 3f + -3f

Combine like terms: f + -3f = -2f
-45 + -2f = 11 + 3f + -3f

Combine like terms: 3f + -3f = 0
-45 + -2f = 11 + 0
-45 + -2f = 11

Add '45' to each side of the equation.
-45 + 45 + -2f = 11 + 45

Combine like terms: -45 + 45 = 0
0 + -2f = 11 + 45
-2f = 11 + 45

Combine like terms: 11 + 45 = 56
-2f = 56

Divide each side by '-2'.
f = -28

Simplifying
f = -28

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