2.8+f=4

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Solution for 2.8+f=4 equation: 


Simplifying
2.8 + f = 4

Solving
2.8 + f = 4

Solving for variable 'f'.

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

Add '-2.8' to each side of the equation.
2.8 + -2.8 + f = 4 + -2.8

Combine like terms: 2.8 + -2.8 = 0.0
0.0 + f = 4 + -2.8
f = 4 + -2.8

Combine like terms: 4 + -2.8 = 1.2
f = 1.2

Simplifying
f = 1.2

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