[-2x-7]=0

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Solution for [-2x-7]=0 equation: 


Simplifying
[-2x + -7] = 0

Reorder the terms:
[-7 + -2x] = 0

Remove brackets around [-7 + -2x]
-7 + -2x = 0

Solving
-7 + -2x = 0

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + -2x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -2x = 0 + 7
-2x = 0 + 7

Combine like terms: 0 + 7 = 7
-2x = 7

Divide each side by '-2'.
x = -3.5

Simplifying
x = -3.5

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