9y-3(y+4)=(4+y)3

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Solution for 9y-3(y+4)=(4+y)3 equation:


Simplifying
9y + -3(y + 4) = (4 + y) * 3

Reorder the terms:
9y + -3(4 + y) = (4 + y) * 3
9y + (4 * -3 + y * -3) = (4 + y) * 3
9y + (-12 + -3y) = (4 + y) * 3

Reorder the terms:
-12 + 9y + -3y = (4 + y) * 3

Combine like terms: 9y + -3y = 6y
-12 + 6y = (4 + y) * 3

Reorder the terms for easier multiplication:
-12 + 6y = 3(4 + y)
-12 + 6y = (4 * 3 + y * 3)
-12 + 6y = (12 + 3y)

Solving
-12 + 6y = 12 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
-12 + 6y + -3y = 12 + 3y + -3y

Combine like terms: 6y + -3y = 3y
-12 + 3y = 12 + 3y + -3y

Combine like terms: 3y + -3y = 0
-12 + 3y = 12 + 0
-12 + 3y = 12

Add '12' to each side of the equation.
-12 + 12 + 3y = 12 + 12

Combine like terms: -12 + 12 = 0
0 + 3y = 12 + 12
3y = 12 + 12

Combine like terms: 12 + 12 = 24
3y = 24

Divide each side by '3'.
y = 8

Simplifying
y = 8

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