(7y+3)+(-4y+12)=

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Solution for (7y+3)+(-4y+12)= equation:


Simplifying
(7y + 3) + (-4y + 12) = 0

Reorder the terms:
(3 + 7y) + (-4y + 12) = 0

Remove parenthesis around (3 + 7y)
3 + 7y + (-4y + 12) = 0

Reorder the terms:
3 + 7y + (12 + -4y) = 0

Remove parenthesis around (12 + -4y)
3 + 7y + 12 + -4y = 0

Reorder the terms:
3 + 12 + 7y + -4y = 0

Combine like terms: 3 + 12 = 15
15 + 7y + -4y = 0

Combine like terms: 7y + -4y = 3y
15 + 3y = 0

Solving
15 + 3y = 0

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + 3y = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 3y = 0 + -15
3y = 0 + -15

Combine like terms: 0 + -15 = -15
3y = -15

Divide each side by '3'.
y = -5

Simplifying
y = -5

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