7x-12=3y-9x

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


Simplifying
7x + -12 = 3y + -9x

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

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

Solving
-12 + 7x = -9x + 3y

Solving for variable 'x'.

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

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

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

Combine like terms: -9x + 9x = 0
-12 + 16x = 0 + 3y
-12 + 16x = 3y

Add '12' to each side of the equation.
-12 + 12 + 16x = 12 + 3y

Combine like terms: -12 + 12 = 0
0 + 16x = 12 + 3y
16x = 12 + 3y

Divide each side by '16'.
x = 0.75 + 0.1875y

Simplifying
x = 0.75 + 0.1875y

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