0.49=-(-(-x))

Solution for 0.49=-(-(-x)) equation:

Simplifying
0.49 = -1(-1(-1x))

Remove parenthesis around (-1x)
0.49 = -1(-1 * -1x)

Multiply -1 * -1
0.49 = -1(1x)

Remove parenthesis around (1x)
0.49 = -1 * 1x

Multiply -1 * 1
0.49 = -1x

Solving
0.49 = -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.
0.49 + x = -1x + x

Combine like terms: -1x + x = 0
0.49 + x = 0

Add '-0.49' to each side of the equation.
0.49 + -0.49 + x = 0 + -0.49

Combine like terms: 0.49 + -0.49 = 0.00
0.00 + x = 0 + -0.49
x = 0 + -0.49

Combine like terms: 0 + -0.49 = -0.49
x = -0.49

Simplifying
x = -0.49