1+7f=20+8f

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Solution for 1+7f=20+8f equation:


Simplifying
1 + 7f = 20 + 8f

Solving
1 + 7f = 20 + 8f

Solving for variable 'f'.

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

Add '-8f' to each side of the equation.
1 + 7f + -8f = 20 + 8f + -8f

Combine like terms: 7f + -8f = -1f
1 + -1f = 20 + 8f + -8f

Combine like terms: 8f + -8f = 0
1 + -1f = 20 + 0
1 + -1f = 20

Add '-1' to each side of the equation.
1 + -1 + -1f = 20 + -1

Combine like terms: 1 + -1 = 0
0 + -1f = 20 + -1
-1f = 20 + -1

Combine like terms: 20 + -1 = 19
-1f = 19

Divide each side by '-1'.
f = -19

Simplifying
f = -19

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