(-3y+9)+(7y-5)=

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Solution for (-3y+9)+(7y-5)= equation:


Simplifying
(-3y + 9) + (7y + -5) = 0

Reorder the terms:
(9 + -3y) + (7y + -5) = 0

Remove parenthesis around (9 + -3y)
9 + -3y + (7y + -5) = 0

Reorder the terms:
9 + -3y + (-5 + 7y) = 0

Remove parenthesis around (-5 + 7y)
9 + -3y + -5 + 7y = 0

Reorder the terms:
9 + -5 + -3y + 7y = 0

Combine like terms: 9 + -5 = 4
4 + -3y + 7y = 0

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

Solving
4 + 4y = 0

Solving for variable 'y'.

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

Add '-4' to each side of the equation.
4 + -4 + 4y = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 4y = 0 + -4
4y = 0 + -4

Combine like terms: 0 + -4 = -4
4y = -4

Divide each side by '4'.
y = -1

Simplifying
y = -1

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