12u+7=7-u

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Solution for 12u+7=7-u equation:


Simplifying
12u + 7 = 7 + -1u

Reorder the terms:
7 + 12u = 7 + -1u

Add '-7' to each side of the equation.
7 + -7 + 12u = 7 + -7 + -1u

Combine like terms: 7 + -7 = 0
0 + 12u = 7 + -7 + -1u
12u = 7 + -7 + -1u

Combine like terms: 7 + -7 = 0
12u = 0 + -1u
12u = -1u

Solving
12u = -1u

Solving for variable 'u'.

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

Add 'u' to each side of the equation.
12u + u = -1u + u

Combine like terms: 12u + u = 13u
13u = -1u + u

Combine like terms: -1u + u = 0
13u = 0

Divide each side by '13'.
u = 0

Simplifying
u = 0

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