28-u=168

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Solution for 28-u=168 equation: 


Simplifying
28 + -1u = 168

Solving
28 + -1u = 168

Solving for variable 'u'.

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

Add '-28' to each side of the equation.
28 + -28 + -1u = 168 + -28

Combine like terms: 28 + -28 = 0
0 + -1u = 168 + -28
-1u = 168 + -28

Combine like terms: 168 + -28 = 140
-1u = 140

Divide each side by '-1'.
u = -140

Simplifying
u = -140

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