Y=(x-12)+(x+15)

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Solution for Y=(x-12)+(x+15) equation: 


Simplifying
Y = (x + -12) + (x + 15)

Reorder the terms:
Y = (-12 + x) + (x + 15)

Remove parenthesis around (-12 + x)
Y = -12 + x + (x + 15)

Reorder the terms:
Y = -12 + x + (15 + x)

Remove parenthesis around (15 + x)
Y = -12 + x + 15 + x

Reorder the terms:
Y = -12 + 15 + x + x

Combine like terms: -12 + 15 = 3
Y = 3 + x + x

Combine like terms: x + x = 2x
Y = 3 + 2x

Solving
Y = 3 + 2x

Solving for variable 'Y'.

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

Simplifying
Y = 3 + 2x

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