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

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Solution for -3(y-4)=3(1+2y) equation:


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

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

Solving
12 + -3y = 3 + 6y

Solving for variable 'y'.

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

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

Combine like terms: -3y + -6y = -9y
12 + -9y = 3 + 6y + -6y

Combine like terms: 6y + -6y = 0
12 + -9y = 3 + 0
12 + -9y = 3

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

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

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

Divide each side by '-9'.
y = 1

Simplifying
y = 1

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