7=u+7

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Solution for 7=u+7 equation:


Simplifying
7 = u + 7

Reorder the terms:
7 = 7 + u

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

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

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

Solving
0 = u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
0 + -1u = u + -1u
Remove the zero:
-1u = u + -1u

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

Divide each side by '-1'.
u = 0

Simplifying
u = 0

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