3x+(-y)=200

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Solution for 3x+(-y)=200 equation: 


Simplifying
3x + (-1y) = 200

Solving
3x + (-1y) = 200

Solving for variable 'x'.

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

Add '(y)' to each side of the equation.
3x + (-1y) + (y) = 200 + (y)
3x + (-1y) + y = 200 + (y)

Combine like terms: (-1y) + y = 0
3x + 0 = 200 + (y)
3x = 200 + (y)
3x = 200 + y

Divide each side by '3'.
x = 66.66666667 + 0.3333333333y

Simplifying
x = 66.66666667 + 0.3333333333y

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