12y+9=12x-9

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


Simplifying
12y + 9 = 12x + -9

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

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

Solving
9 + 12y = -9 + 12x

Solving for variable 'y'.

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

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

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

Combine like terms: -9 + -9 = -18
12y = -18 + 12x

Divide each side by '12'.
y = -1.5 + x

Simplifying
y = -1.5 + x

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