-[8x+(8x+1)]=4-(7x+3)

Solution for -[8x+(8x+1)]=4-(7x+3) equation:

Simplifying
-1[8x + (8x + 1)] = 4 + -1(7x + 3)

Reorder the terms:
-1[8x + (1 + 8x)] = 4 + -1(7x + 3)

Remove parenthesis around (1 + 8x)
-1[8x + 1 + 8x] = 4 + -1(7x + 3)

Reorder the terms:
-1[1 + 8x + 8x] = 4 + -1(7x + 3)

Combine like terms: 8x + 8x = 16x
-1[1 + 16x] = 4 + -1(7x + 3)
[1 * -1 + 16x * -1] = 4 + -1(7x + 3)
[-1 + -16x] = 4 + -1(7x + 3)

Reorder the terms:
-1 + -16x = 4 + -1(3 + 7x)
-1 + -16x = 4 + (3 * -1 + 7x * -1)
-1 + -16x = 4 + (-3 + -7x)

Combine like terms: 4 + -3 = 1
-1 + -16x = 1 + -7x

Solving
-1 + -16x = 1 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-1 + -16x + 7x = 1 + -7x + 7x

Combine like terms: -16x + 7x = -9x
-1 + -9x = 1 + -7x + 7x

Combine like terms: -7x + 7x = 0
-1 + -9x = 1 + 0
-1 + -9x = 1

Add '1' to each side of the equation.
-1 + 1 + -9x = 1 + 1

Combine like terms: -1 + 1 = 0
0 + -9x = 1 + 1
-9x = 1 + 1

Combine like terms: 1 + 1 = 2
-9x = 2

Divide each side by '-9'.
x = -0.2222222222

Simplifying
x = -0.2222222222