3y-6=9y

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Solution for 3y-6=9y equation:


Simplifying
3y + -6 = 9y

Reorder the terms:
-6 + 3y = 9y

Solving
-6 + 3y = 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-6 + 3y + -9y = 9y + -9y

Combine like terms: 3y + -9y = -6y
-6 + -6y = 9y + -9y

Combine like terms: 9y + -9y = 0
-6 + -6y = 0

Add '6' to each side of the equation.
-6 + 6 + -6y = 0 + 6

Combine like terms: -6 + 6 = 0
0 + -6y = 0 + 6
-6y = 0 + 6

Combine like terms: 0 + 6 = 6
-6y = 6

Divide each side by '-6'.
y = -1

Simplifying
y = -1

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