(6y-7)+7=-9+9y

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Solution for (6y-7)+7=-9+9y equation:


Simplifying
(6y + -7) + 7 = -9 + 9y

Reorder the terms:
(-7 + 6y) + 7 = -9 + 9y

Remove parenthesis around (-7 + 6y)
-7 + 6y + 7 = -9 + 9y

Reorder the terms:
-7 + 7 + 6y = -9 + 9y

Combine like terms: -7 + 7 = 0
0 + 6y = -9 + 9y
6y = -9 + 9y

Solving
6y = -9 + 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.
6y + -9y = -9 + 9y + -9y

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

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

Divide each side by '-3'.
y = 3

Simplifying
y = 3

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