y+(-7.5)=-12.2

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Solution for y+(-7.5)=-12.2 equation: 


Simplifying
y + (-7.5) = -12.2
y + -7.5 = -12.2

Reorder the terms:
-7.5 + y = -12.2

Solving
-7.5 + y = -12.2

Solving for variable 'y'.

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

Add '7.5' to each side of the equation.
-7.5 + 7.5 + y = -12.2 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + y = -12.2 + 7.5
y = -12.2 + 7.5

Combine like terms: -12.2 + 7.5 = -4.7
y = -4.7

Simplifying
y = -4.7

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