9-2.3+u=(9-3.8)(2)+u

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Solution for 9-2.3+u=(9-3.8)(2)+u equation: 


Simplifying
9 + -2.3 + u = (9 + -3.8)(2) + u

Combine like terms: 9 + -2.3 = 6.7
6.7 + u = (9 + -3.8)(2) + u

Combine like terms: 9 + -3.8 = 5.2
6.7 + u = (5.2)(2) + u

Multiply 5.2 * 2
6.7 + u = 10.4 + u

Add '-1u' to each side of the equation.
6.7 + u + -1u = 10.4 + u + -1u

Combine like terms: u + -1u = 0
6.7 + 0 = 10.4 + u + -1u
6.7 = 10.4 + u + -1u

Combine like terms: u + -1u = 0
6.7 = 10.4 + 0
6.7 = 10.4

Solving
6.7 = 10.4

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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