(12x+9y)-(5x+3y)=

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Solution for (12x+9y)-(5x+3y)= equation:


Simplifying
(12x + 9y) + -1(5x + 3y) = 0

Remove parenthesis around (12x + 9y)
12x + 9y + -1(5x + 3y) = 0
12x + 9y + (5x * -1 + 3y * -1) = 0
12x + 9y + (-5x + -3y) = 0

Reorder the terms:
12x + -5x + 9y + -3y = 0

Combine like terms: 12x + -5x = 7x
7x + 9y + -3y = 0

Combine like terms: 9y + -3y = 6y
7x + 6y = 0

Solving
7x + 6y = 0

Solving for variable 'x'.

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

Add '-6y' to each side of the equation.
7x + 6y + -6y = 0 + -6y

Combine like terms: 6y + -6y = 0
7x + 0 = 0 + -6y
7x = 0 + -6y
Remove the zero:
7x = -6y

Divide each side by '7'.
x = -0.8571428571y

Simplifying
x = -0.8571428571y

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