30+x+y=y

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Solution for 30+x+y=y equation:


Simplifying
30 + x + y = y

Add '-1y' to each side of the equation.
30 + x + y + -1y = y + -1y

Combine like terms: y + -1y = 0
30 + x + 0 = y + -1y
30 + x = y + -1y

Combine like terms: y + -1y = 0
30 + x = 0

Solving
30 + x = 0

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + x = 0 + -30

Combine like terms: 30 + -30 = 0
0 + x = 0 + -30
x = 0 + -30

Combine like terms: 0 + -30 = -30
x = -30

Simplifying
x = -30

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