3.4=25.8-7u

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Solution for 3.4=25.8-7u equation:


Simplifying
3.4 = 25.8 + -7u

Solving
3.4 = 25.8 + -7u

Solving for variable 'u'.

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

Add '7u' to each side of the equation.
3.4 + 7u = 25.8 + -7u + 7u

Combine like terms: -7u + 7u = 0
3.4 + 7u = 25.8 + 0
3.4 + 7u = 25.8

Add '-3.4' to each side of the equation.
3.4 + -3.4 + 7u = 25.8 + -3.4

Combine like terms: 3.4 + -3.4 = 0.0
0.0 + 7u = 25.8 + -3.4
7u = 25.8 + -3.4

Combine like terms: 25.8 + -3.4 = 22.4
7u = 22.4

Divide each side by '7'.
u = 3.2

Simplifying
u = 3.2

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