-9=3(y-4)

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


Simplifying
-9 = 3(y + -4)

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

Solving
-9 = -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.
-9 + -3y = -12 + 3y + -3y

Combine like terms: 3y + -3y = 0
-9 + -3y = -12 + 0
-9 + -3y = -12

Add '9' to each side of the equation.
-9 + 9 + -3y = -12 + 9

Combine like terms: -9 + 9 = 0
0 + -3y = -12 + 9
-3y = -12 + 9

Combine like terms: -12 + 9 = -3
-3y = -3

Divide each side by '-3'.
y = 1

Simplifying
y = 1

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