7x+9y-3x=

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Solution for 7x+9y-3x= equation: 


Simplifying
7x + 9y + -3x = 0

Reorder the terms:
7x + -3x + 9y = 0

Combine like terms: 7x + -3x = 4x
4x + 9y = 0

Solving
4x + 9y = 0

Solving for variable 'x'.

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

Add '-9y' to each side of the equation.
4x + 9y + -9y = 0 + -9y

Combine like terms: 9y + -9y = 0
4x + 0 = 0 + -9y
4x = 0 + -9y
Remove the zero:
4x = -9y

Divide each side by '4'.
x = -2.25y

Simplifying
x = -2.25y

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