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

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


Simplifying
3(2y + -4) + -1(y + 4) = 0

Reorder the terms:
3(-4 + 2y) + -1(y + 4) = 0
(-4 * 3 + 2y * 3) + -1(y + 4) = 0
(-12 + 6y) + -1(y + 4) = 0

Reorder the terms:
-12 + 6y + -1(4 + y) = 0
-12 + 6y + (4 * -1 + y * -1) = 0
-12 + 6y + (-4 + -1y) = 0

Reorder the terms:
-12 + -4 + 6y + -1y = 0

Combine like terms: -12 + -4 = -16
-16 + 6y + -1y = 0

Combine like terms: 6y + -1y = 5y
-16 + 5y = 0

Solving
-16 + 5y = 0

Solving for variable 'y'.

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

Add '16' to each side of the equation.
-16 + 16 + 5y = 0 + 16

Combine like terms: -16 + 16 = 0
0 + 5y = 0 + 16
5y = 0 + 16

Combine like terms: 0 + 16 = 16
5y = 16

Divide each side by '5'.
y = 3.2

Simplifying
y = 3.2

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