-1-f=7f+31

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Solution for -1-f=7f+31 equation:


Simplifying
-1 + -1f = 7f + 31

Reorder the terms:
-1 + -1f = 31 + 7f

Solving
-1 + -1f = 31 + 7f

Solving for variable 'f'.

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

Add '-7f' to each side of the equation.
-1 + -1f + -7f = 31 + 7f + -7f

Combine like terms: -1f + -7f = -8f
-1 + -8f = 31 + 7f + -7f

Combine like terms: 7f + -7f = 0
-1 + -8f = 31 + 0
-1 + -8f = 31

Add '1' to each side of the equation.
-1 + 1 + -8f = 31 + 1

Combine like terms: -1 + 1 = 0
0 + -8f = 31 + 1
-8f = 31 + 1

Combine like terms: 31 + 1 = 32
-8f = 32

Divide each side by '-8'.
f = -4

Simplifying
f = -4

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