5+u+4=7

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Solution for 5+u+4=7 equation: 


Simplifying
5 + u + 4 = 7

Reorder the terms:
5 + 4 + u = 7

Combine like terms: 5 + 4 = 9
9 + u = 7

Solving
9 + u = 7

Solving for variable 'u'.

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

Add '-9' to each side of the equation.
9 + -9 + u = 7 + -9

Combine like terms: 9 + -9 = 0
0 + u = 7 + -9
u = 7 + -9

Combine like terms: 7 + -9 = -2
u = -2

Simplifying
u = -2

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