3y-(5y+4)=12

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Solution for 3y-(5y+4)=12 equation:


Simplifying
3y + -1(5y + 4) = 12

Reorder the terms:
3y + -1(4 + 5y) = 12
3y + (4 * -1 + 5y * -1) = 12
3y + (-4 + -5y) = 12

Reorder the terms:
-4 + 3y + -5y = 12

Combine like terms: 3y + -5y = -2y
-4 + -2y = 12

Solving
-4 + -2y = 12

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 + -2y = 12 + 4

Combine like terms: -4 + 4 = 0
0 + -2y = 12 + 4
-2y = 12 + 4

Combine like terms: 12 + 4 = 16
-2y = 16

Divide each side by '-2'.
y = -8

Simplifying
y = -8

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