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

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

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

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

Reorder the terms:
6 + -2y = 4s + y

Solving
6 + -2y = 4s + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
6 + -2y + -1y = 4s + y + -1y

Combine like terms: -2y + -1y = -3y
6 + -3y = 4s + y + -1y

Combine like terms: y + -1y = 0
6 + -3y = 4s + 0
6 + -3y = 4s

Add '-6' to each side of the equation.
6 + -6 + -3y = -6 + 4s

Combine like terms: 6 + -6 = 0
0 + -3y = -6 + 4s
-3y = -6 + 4s

Divide each side by '-3'.
y = 2 + -1.333333333s

Simplifying
y = 2 + -1.333333333s