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

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

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

Reorder the terms:
3 + -1a = -1(a + 1) + -2

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

Reorder the terms:
3 + -1a = -1 + -2 + -1a

Combine like terms: -1 + -2 = -3
3 + -1a = -3 + -1a

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

Combine like terms: -1a + a = 0
3 + 0 = -3 + -1a + a
3 = -3 + -1a + a

Combine like terms: -1a + a = 0
3 = -3 + 0
3 = -3

Solving
3 = -3

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.