7f-1=2f+19

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Solution for 7f-1=2f+19 equation:


Simplifying
7f + -1 = 2f + 19

Reorder the terms:
-1 + 7f = 2f + 19

Reorder the terms:
-1 + 7f = 19 + 2f

Solving
-1 + 7f = 19 + 2f

Solving for variable 'f'.

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

Add '-2f' to each side of the equation.
-1 + 7f + -2f = 19 + 2f + -2f

Combine like terms: 7f + -2f = 5f
-1 + 5f = 19 + 2f + -2f

Combine like terms: 2f + -2f = 0
-1 + 5f = 19 + 0
-1 + 5f = 19

Add '1' to each side of the equation.
-1 + 1 + 5f = 19 + 1

Combine like terms: -1 + 1 = 0
0 + 5f = 19 + 1
5f = 19 + 1

Combine like terms: 19 + 1 = 20
5f = 20

Divide each side by '5'.
f = 4

Simplifying
f = 4

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