-4.5+y=-12.3

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Solution for -4.5+y=-12.3 equation: 


Simplifying
-4.5 + y = -12.3

Solving
-4.5 + y = -12.3

Solving for variable 'y'.

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

Add '4.5' to each side of the equation.
-4.5 + 4.5 + y = -12.3 + 4.5

Combine like terms: -4.5 + 4.5 = 0.0
0.0 + y = -12.3 + 4.5
y = -12.3 + 4.5

Combine like terms: -12.3 + 4.5 = -7.8
y = -7.8

Simplifying
y = -7.8

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