3y-8=5(y+4)

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Solution for 3y-8=5(y+4) equation:


Simplifying
3y + -8 = 5(y + 4)

Reorder the terms:
-8 + 3y = 5(y + 4)

Reorder the terms:
-8 + 3y = 5(4 + y)
-8 + 3y = (4 * 5 + y * 5)
-8 + 3y = (20 + 5y)

Solving
-8 + 3y = 20 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
-8 + 3y + -5y = 20 + 5y + -5y

Combine like terms: 3y + -5y = -2y
-8 + -2y = 20 + 5y + -5y

Combine like terms: 5y + -5y = 0
-8 + -2y = 20 + 0
-8 + -2y = 20

Add '8' to each side of the equation.
-8 + 8 + -2y = 20 + 8

Combine like terms: -8 + 8 = 0
0 + -2y = 20 + 8
-2y = 20 + 8

Combine like terms: 20 + 8 = 28
-2y = 28

Divide each side by '-2'.
y = -14

Simplifying
y = -14

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