1x+6=-1x-3

Solution for 1x+6=-1x-3 equation:

Simplifying
1x + 6 = -1x + -3

Reorder the terms:
6 + 1x = -1x + -3

Reorder the terms:
6 + 1x = -3 + -1x

Solving
6 + 1x = -3 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
6 + 1x + x = -3 + -1x + x

Combine like terms: 1x + x = 2x
6 + 2x = -3 + -1x + x

Combine like terms: -1x + x = 0
6 + 2x = -3 + 0
6 + 2x = -3

Add '-6' to each side of the equation.
6 + -6 + 2x = -3 + -6

Combine like terms: 6 + -6 = 0
0 + 2x = -3 + -6
2x = -3 + -6

Combine like terms: -3 + -6 = -9
2x = -9

Divide each side by '2'.
x = -4.5

Simplifying
x = -4.5