y-30=-15

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Solution for y-30=-15 equation: 


Simplifying
y + -30 = -15

Reorder the terms:
-30 + y = -15

Solving
-30 + y = -15

Solving for variable 'y'.

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

Add '30' to each side of the equation.
-30 + 30 + y = -15 + 30

Combine like terms: -30 + 30 = 0
0 + y = -15 + 30
y = -15 + 30

Combine like terms: -15 + 30 = 15
y = 15

Simplifying
y = 15

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