3+(y+2)+2(y-3)=-15

Solution for 3+(y+2)+2(y-3)=-15 equation:

Simplifying
3 + (y + 2) + 2(y + -3) = -15

Reorder the terms:
3 + (2 + y) + 2(y + -3) = -15

Remove parenthesis around (2 + y)
3 + 2 + y + 2(y + -3) = -15

Reorder the terms:
3 + 2 + y + 2(-3 + y) = -15
3 + 2 + y + (-3 * 2 + y * 2) = -15
3 + 2 + y + (-6 + 2y) = -15

Reorder the terms:
3 + 2 + -6 + y + 2y = -15

Combine like terms: 3 + 2 = 5
5 + -6 + y + 2y = -15

Combine like terms: 5 + -6 = -1
-1 + y + 2y = -15

Combine like terms: y + 2y = 3y
-1 + 3y = -15

Solving
-1 + 3y = -15

Solving for variable 'y'.

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

Add '1' to each side of the equation.
-1 + 1 + 3y = -15 + 1

Combine like terms: -1 + 1 = 0
0 + 3y = -15 + 1
3y = -15 + 1

Combine like terms: -15 + 1 = -14
3y = -14

Divide each side by '3'.
y = -4.666666667

Simplifying
y = -4.666666667