10-5f+9f=-10-f

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Solution for 10-5f+9f=-10-f equation:


Simplifying
10 + -5f + 9f = -10 + -1f

Combine like terms: -5f + 9f = 4f
10 + 4f = -10 + -1f

Solving
10 + 4f = -10 + -1f

Solving for variable 'f'.

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

Add 'f' to each side of the equation.
10 + 4f + f = -10 + -1f + f

Combine like terms: 4f + f = 5f
10 + 5f = -10 + -1f + f

Combine like terms: -1f + f = 0
10 + 5f = -10 + 0
10 + 5f = -10

Add '-10' to each side of the equation.
10 + -10 + 5f = -10 + -10

Combine like terms: 10 + -10 = 0
0 + 5f = -10 + -10
5f = -10 + -10

Combine like terms: -10 + -10 = -20
5f = -20

Divide each side by '5'.
f = -4

Simplifying
f = -4

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