18-2f-7=-19-5f

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Solution for 18-2f-7=-19-5f equation:


Simplifying
18 + -2f + -7 = -19 + -5f

Reorder the terms:
18 + -7 + -2f = -19 + -5f

Combine like terms: 18 + -7 = 11
11 + -2f = -19 + -5f

Solving
11 + -2f = -19 + -5f

Solving for variable 'f'.

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

Add '5f' to each side of the equation.
11 + -2f + 5f = -19 + -5f + 5f

Combine like terms: -2f + 5f = 3f
11 + 3f = -19 + -5f + 5f

Combine like terms: -5f + 5f = 0
11 + 3f = -19 + 0
11 + 3f = -19

Add '-11' to each side of the equation.
11 + -11 + 3f = -19 + -11

Combine like terms: 11 + -11 = 0
0 + 3f = -19 + -11
3f = -19 + -11

Combine like terms: -19 + -11 = -30
3f = -30

Divide each side by '3'.
f = -10

Simplifying
f = -10

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