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

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

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

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

Reorder the terms:
-1 = 4 + 3y + 2y

Combine like terms: 3y + 2y = 5y
-1 = 4 + 5y

Solving
-1 = 4 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
-1 + -5y = 4 + 5y + -5y

Combine like terms: 5y + -5y = 0
-1 + -5y = 4 + 0
-1 + -5y = 4

Add '1' to each side of the equation.
-1 + 1 + -5y = 4 + 1

Combine like terms: -1 + 1 = 0
0 + -5y = 4 + 1
-5y = 4 + 1

Combine like terms: 4 + 1 = 5
-5y = 5

Divide each side by '-5'.
y = -1

Simplifying
y = -1