(4*x+3)-3(-x-1)=0

Solution for (4*x+3)-3(-x-1)=0 equation:

Simplifying
(4x + 3) + -3(-1x + -1) = 0

Reorder the terms:
(3 + 4x) + -3(-1x + -1) = 0

Remove parenthesis around (3 + 4x)
3 + 4x + -3(-1x + -1) = 0

Reorder the terms:
3 + 4x + -3(-1 + -1x) = 0
3 + 4x + (-1 * -3 + -1x * -3) = 0
3 + 4x + (3 + 3x) = 0

Reorder the terms:
3 + 3 + 4x + 3x = 0

Combine like terms: 3 + 3 = 6
6 + 4x + 3x = 0

Combine like terms: 4x + 3x = 7x
6 + 7x = 0

Solving
6 + 7x = 0

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 7x = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 7x = 0 + -6
7x = 0 + -6

Combine like terms: 0 + -6 = -6
7x = -6

Divide each side by '7'.
x = -0.8571428571

Simplifying
x = -0.8571428571