(9y+7)+(-4y-3)+(2y+7)=

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Solution for (9y+7)+(-4y-3)+(2y+7)= equation: 


Simplifying
(9y + 7) + (-4y + -3) + (2y + 7) = 0

Reorder the terms:
(7 + 9y) + (-4y + -3) + (2y + 7) = 0

Remove parenthesis around (7 + 9y)
7 + 9y + (-4y + -3) + (2y + 7) = 0

Reorder the terms:
7 + 9y + (-3 + -4y) + (2y + 7) = 0

Remove parenthesis around (-3 + -4y)
7 + 9y + -3 + -4y + (2y + 7) = 0

Reorder the terms:
7 + 9y + -3 + -4y + (7 + 2y) = 0

Remove parenthesis around (7 + 2y)
7 + 9y + -3 + -4y + 7 + 2y = 0

Reorder the terms:
7 + -3 + 7 + 9y + -4y + 2y = 0

Combine like terms: 7 + -3 = 4
4 + 7 + 9y + -4y + 2y = 0

Combine like terms: 4 + 7 = 11
11 + 9y + -4y + 2y = 0

Combine like terms: 9y + -4y = 5y
11 + 5y + 2y = 0

Combine like terms: 5y + 2y = 7y
11 + 7y = 0

Solving
11 + 7y = 0

Solving for variable 'y'.

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

Add '-11' to each side of the equation.
11 + -11 + 7y = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 7y = 0 + -11
7y = 0 + -11

Combine like terms: 0 + -11 = -11
7y = -11

Divide each side by '7'.
y = -1.571428571

Simplifying
y = -1.571428571

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