Y+7-3=12

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Solution for Y+7-3=12 equation: 


Simplifying
Y + 7 + -3 = 12

Reorder the terms:
7 + -3 + Y = 12

Combine like terms: 7 + -3 = 4
4 + Y = 12

Solving
4 + Y = 12

Solving for variable 'Y'.

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

Add '-4' to each side of the equation.
4 + -4 + Y = 12 + -4

Combine like terms: 4 + -4 = 0
0 + Y = 12 + -4
Y = 12 + -4

Combine like terms: 12 + -4 = 8
Y = 8

Simplifying
Y = 8

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