2x=300-(x+y)

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Solution for 2x=300-(x+y) equation:


Simplifying
2x = 300 + -1(x + y)
2x = 300 + (x * -1 + y * -1)
2x = 300 + (-1x + -1y)

Solving
2x = 300 + -1x + -1y

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
2x + x = 300 + -1x + x + -1y

Combine like terms: 2x + x = 3x
3x = 300 + -1x + x + -1y

Combine like terms: -1x + x = 0
3x = 300 + 0 + -1y
3x = 300 + -1y

Divide each side by '3'.
x = 100 + -0.3333333333y

Simplifying
x = 100 + -0.3333333333y

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