-(4y+5)-(-3y-6)=-1

Solution for -(4y+5)-(-3y-6)=-1 equation:

Simplifying
-1(4y + 5) + -1(-3y + -6) = -1

Reorder the terms:
-1(5 + 4y) + -1(-3y + -6) = -1
(5 * -1 + 4y * -1) + -1(-3y + -6) = -1
(-5 + -4y) + -1(-3y + -6) = -1

Reorder the terms:
-5 + -4y + -1(-6 + -3y) = -1
-5 + -4y + (-6 * -1 + -3y * -1) = -1
-5 + -4y + (6 + 3y) = -1

Reorder the terms:
-5 + 6 + -4y + 3y = -1

Combine like terms: -5 + 6 = 1
1 + -4y + 3y = -1

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

Solving
1 + -1y = -1

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 + -1y = -1 + -1

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

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

Divide each side by '-1'.
y = 2

Simplifying
y = 2