69+2f=84-3

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Solution for 69+2f=84-3 equation: 


Simplifying
69 + 2f = 84 + -3

Combine like terms: 84 + -3 = 81
69 + 2f = 81

Solving
69 + 2f = 81

Solving for variable 'f'.

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

Add '-69' to each side of the equation.
69 + -69 + 2f = 81 + -69

Combine like terms: 69 + -69 = 0
0 + 2f = 81 + -69
2f = 81 + -69

Combine like terms: 81 + -69 = 12
2f = 12

Divide each side by '2'.
f = 6

Simplifying
f = 6

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