3(2+1y)-6y=-3

Solution for 3(2+1y)-6y=-3 equation:

Simplifying
3(2 + 1y) + -6y = -3
(2 * 3 + 1y * 3) + -6y = -3
(6 + 3y) + -6y = -3

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

Solving
6 + -3y = -3

Solving for variable 'y'.

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

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

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

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

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

Simplifying
y = 3