Y=7-2-1

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Solution for Y=7-2-1 equation: 


Simplifying
Y = 7 + -2 + -1

Combine like terms: 7 + -2 = 5
Y = 5 + -1

Combine like terms: 5 + -1 = 4
Y = 4

Solving
Y = 4

Solving for variable 'Y'.

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

Simplifying
Y = 4

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