3x+7=12y-9

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Solution for 3x+7=12y-9 equation:


Simplifying
3x + 7 = 12y + -9

Reorder the terms:
7 + 3x = 12y + -9

Reorder the terms:
7 + 3x = -9 + 12y

Solving
7 + 3x = -9 + 12y

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 3x = -9 + -7 + 12y

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

Combine like terms: -9 + -7 = -16
3x = -16 + 12y

Divide each side by '3'.
x = -5.333333333 + 4y

Simplifying
x = -5.333333333 + 4y

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