10-2u=-u

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Solution for 10-2u=-u equation: 


Simplifying
10 + -2u = -1u

Solving
10 + -2u = -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.
10 + -2u + u = -1u + u

Combine like terms: -2u + u = -1u
10 + -1u = -1u + u

Combine like terms: -1u + u = 0
10 + -1u = 0

Add '-10' to each side of the equation.
10 + -10 + -1u = 0 + -10

Combine like terms: 10 + -10 = 0
0 + -1u = 0 + -10
-1u = 0 + -10

Combine like terms: 0 + -10 = -10
-1u = -10

Divide each side by '-1'.
u = 10

Simplifying
u = 10

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