3x+7y-9=0

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Solution for 3x+7y-9=0 equation:


Simplifying
3x + 7y + -9 = 0

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

Solving
-9 + 3x + 7y = 0

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 3x + 9 + 7y = 0 + 9

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

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

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

Add '-7y' to each side of the equation.
3x + 7y + -7y = 9 + -7y

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

Divide each side by '3'.
x = 3 + -2.333333333y

Simplifying
x = 3 + -2.333333333y

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