y=y+x-4

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Solution for y=y+x-4 equation:


Simplifying
y = y + x + -4

Reorder the terms:
y = -4 + x + y

Add '-1y' to each side of the equation.
y + -1y = -4 + x + y + -1y

Combine like terms: y + -1y = 0
0 = -4 + x + y + -1y

Combine like terms: y + -1y = 0
0 = -4 + x + 0
0 = -4 + x

Solving
0 = -4 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
0 + -1x = -4 + x + -1x
Remove the zero:
-1x = -4 + x + -1x

Combine like terms: x + -1x = 0
-1x = -4 + 0
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4

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