-3=u-8

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Solution for -3=u-8 equation:


Simplifying
-3 = u + -8

Reorder the terms:
-3 = -8 + u

Solving
-3 = -8 + 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.
-3 + -1u = -8 + u + -1u

Combine like terms: u + -1u = 0
-3 + -1u = -8 + 0
-3 + -1u = -8

Add '3' to each side of the equation.
-3 + 3 + -1u = -8 + 3

Combine like terms: -3 + 3 = 0
0 + -1u = -8 + 3
-1u = -8 + 3

Combine like terms: -8 + 3 = -5
-1u = -5

Divide each side by '-1'.
u = 5

Simplifying
u = 5

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