4.6+4.3=4.2u+2.3

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Solution for 4.6+4.3=4.2u+2.3 equation: 


Simplifying
4.6 + 4.3 = 4.2u + 2.3

Combine like terms: 4.6 + 4.3 = 8.9
8.9 = 4.2u + 2.3

Reorder the terms:
8.9 = 2.3 + 4.2u

Solving
8.9 = 2.3 + 4.2u

Solving for variable 'u'.

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

Add '-4.2u' to each side of the equation.
8.9 + -4.2u = 2.3 + 4.2u + -4.2u

Combine like terms: 4.2u + -4.2u = 0.0
8.9 + -4.2u = 2.3 + 0.0
8.9 + -4.2u = 2.3

Add '-8.9' to each side of the equation.
8.9 + -8.9 + -4.2u = 2.3 + -8.9

Combine like terms: 8.9 + -8.9 = 0.0
0.0 + -4.2u = 2.3 + -8.9
-4.2u = 2.3 + -8.9

Combine like terms: 2.3 + -8.9 = -6.6
-4.2u = -6.6

Divide each side by '-4.2'.
u = 1.571428571

Simplifying
u = 1.571428571

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