2u-4.2=2.2

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Solution for 2u-4.2=2.2 equation: 


Simplifying
2u + -4.2 = 2.2

Reorder the terms:
-4.2 + 2u = 2.2

Solving
-4.2 + 2u = 2.2

Solving for variable 'u'.

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

Add '4.2' to each side of the equation.
-4.2 + 4.2 + 2u = 2.2 + 4.2

Combine like terms: -4.2 + 4.2 = 0.0
0.0 + 2u = 2.2 + 4.2
2u = 2.2 + 4.2

Combine like terms: 2.2 + 4.2 = 6.4
2u = 6.4

Divide each side by '2'.
u = 3.2

Simplifying
u = 3.2

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