U+4u+2u=7

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Solution for U+4u+2u=7 equation: 


Simplifying
U + 4u + 2u = 7

Combine like terms: 4u + 2u = 6u
U + 6u = 7

Solving
U + 6u = 7

Solving for variable 'U'.

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

Add '-6u' to each side of the equation.
U + 6u + -6u = 7 + -6u

Combine like terms: 6u + -6u = 0
U + 0 = 7 + -6u
U = 7 + -6u

Simplifying
U = 7 + -6u

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