x+y=2000andx-3y

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Solution for x+y=2000andx-3y equation:


Simplifying
x + y = 2000andx + -3y

Solving
x + y = 2000adnx + -3y

Solving for variable 'x'.

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

Add '-2000adnx' to each side of the equation.
x + -2000adnx + y = 2000adnx + -2000adnx + -3y

Reorder the terms:
-2000adnx + x + y = 2000adnx + -2000adnx + -3y

Combine like terms: 2000adnx + -2000adnx = 0
-2000adnx + x + y = 0 + -3y
-2000adnx + x + y = -3y

Add '-1y' to each side of the equation.
-2000adnx + x + y + -1y = -3y + -1y

Combine like terms: y + -1y = 0
-2000adnx + x + 0 = -3y + -1y
-2000adnx + x = -3y + -1y

Combine like terms: -3y + -1y = -4y
-2000adnx + x = -4y

Combine like terms: -4y + 4y = 0
-2000adnx + x + 4y = 0

The solution to this equation could not be determined.

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