Solve for u
u=40
u=90
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|u-65|-1=24
Swap sides so that all variable terms are on the left hand side.
|u-65|=24+1
Add 1 to both sides.
|u-65|=25
Add 24 and 1 to get 25.
u-65=25 u-65=-25
Use the definition of absolute value.
u=90 u=40
Add 65 to both sides of the equation.
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