9-3x=3(x+y)

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Solution for 9-3x=3(x+y) equation:


Simplifying
9 + -3x = 3(x + y)
9 + -3x = (x * 3 + y * 3)
9 + -3x = (3x + 3y)

Solving
9 + -3x = 3x + 3y

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
9 + -3x + -3x = 3x + -3x + 3y

Combine like terms: -3x + -3x = -6x
9 + -6x = 3x + -3x + 3y

Combine like terms: 3x + -3x = 0
9 + -6x = 0 + 3y
9 + -6x = 3y

Add '-9' to each side of the equation.
9 + -9 + -6x = -9 + 3y

Combine like terms: 9 + -9 = 0
0 + -6x = -9 + 3y
-6x = -9 + 3y

Divide each side by '-6'.
x = 1.5 + -0.5y

Simplifying
x = 1.5 + -0.5y

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