3y+6+2y=7y-7+9

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Solution for 3y+6+2y=7y-7+9 equation:


Simplifying
3y + 6 + 2y = 7y + -7 + 9

Reorder the terms:
6 + 3y + 2y = 7y + -7 + 9

Combine like terms: 3y + 2y = 5y
6 + 5y = 7y + -7 + 9

Reorder the terms:
6 + 5y = -7 + 9 + 7y

Combine like terms: -7 + 9 = 2
6 + 5y = 2 + 7y

Solving
6 + 5y = 2 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
6 + 5y + -7y = 2 + 7y + -7y

Combine like terms: 5y + -7y = -2y
6 + -2y = 2 + 7y + -7y

Combine like terms: 7y + -7y = 0
6 + -2y = 2 + 0
6 + -2y = 2

Add '-6' to each side of the equation.
6 + -6 + -2y = 2 + -6

Combine like terms: 6 + -6 = 0
0 + -2y = 2 + -6
-2y = 2 + -6

Combine like terms: 2 + -6 = -4
-2y = -4

Divide each side by '-2'.
y = 2

Simplifying
y = 2

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