x+5.5y=x+y+81

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Solution for x+5.5y=x+y+81 equation:


Simplifying
x + 5.5y = x + y + 81

Reorder the terms:
x + 5.5y = 81 + x + y

Add '-1x' to each side of the equation.
x + -1x + 5.5y = 81 + x + -1x + y

Combine like terms: x + -1x = 0
0 + 5.5y = 81 + x + -1x + y
5.5y = 81 + x + -1x + y

Combine like terms: x + -1x = 0
5.5y = 81 + 0 + y
5.5y = 81 + y

Solving
5.5y = 81 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
5.5y + -1y = 81 + y + -1y

Combine like terms: 5.5y + -1y = 4.5y
4.5y = 81 + y + -1y

Combine like terms: y + -1y = 0
4.5y = 81 + 0
4.5y = 81

Divide each side by '4.5'.
y = 18

Simplifying
y = 18

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