2u-2.2=4.2

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Solution for 2u-2.2=4.2 equation: 


Simplifying
2u + -2.2 = 4.2

Reorder the terms:
-2.2 + 2u = 4.2

Solving
-2.2 + 2u = 4.2

Solving for variable 'u'.

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

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

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

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

Divide each side by '2'.
u = 3.2

Simplifying
u = 3.2

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