-(f-7)=-1

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Solution for -(f-7)=-1 equation: 


Simplifying
-1(f + -7) = -1

Reorder the terms:
-1(-7 + f) = -1
(-7 * -1 + f * -1) = -1
(7 + -1f) = -1

Solving
7 + -1f = -1

Solving for variable 'f'.

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

Add '-7' to each side of the equation.
7 + -7 + -1f = -1 + -7

Combine like terms: 7 + -7 = 0
0 + -1f = -1 + -7
-1f = -1 + -7

Combine like terms: -1 + -7 = -8
-1f = -8

Divide each side by '-1'.
f = 8

Simplifying
f = 8

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