(Y-3)=20

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Solution for (Y-3)=20 equation: 


Simplifying
(Y + -3) = 20

Reorder the terms:
(-3 + Y) = 20

Remove parenthesis around (-3 + Y)
-3 + Y = 20

Solving
-3 + Y = 20

Solving for variable 'Y'.

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

Add '3' to each side of the equation.
-3 + 3 + Y = 20 + 3

Combine like terms: -3 + 3 = 0
0 + Y = 20 + 3
Y = 20 + 3

Combine like terms: 20 + 3 = 23
Y = 23

Simplifying
Y = 23

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