-2[x+1]-3=-9

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Solution for -2[x+1]-3=-9 equation:


Simplifying
-2[x + 1] + -3 = -9

Reorder the terms:
-2[1 + x] + -3 = -9
[1 * -2 + x * -2] + -3 = -9
[-2 + -2x] + -3 = -9

Reorder the terms:
-2 + -3 + -2x = -9

Combine like terms: -2 + -3 = -5
-5 + -2x = -9

Solving
-5 + -2x = -9

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + -2x = -9 + 5

Combine like terms: -5 + 5 = 0
0 + -2x = -9 + 5
-2x = -9 + 5

Combine like terms: -9 + 5 = -4
-2x = -4

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

Simplifying
x = 2

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