-[9x+(9x+1)]=4-(8x+3)

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Solution for -[9x+(9x+1)]=4-(8x+3) equation:


Simplifying
-1[9x + (9x + 1)] = 4 + -1(8x + 3)

Reorder the terms:
-1[9x + (1 + 9x)] = 4 + -1(8x + 3)

Remove parenthesis around (1 + 9x)
-1[9x + 1 + 9x] = 4 + -1(8x + 3)

Reorder the terms:
-1[1 + 9x + 9x] = 4 + -1(8x + 3)

Combine like terms: 9x + 9x = 18x
-1[1 + 18x] = 4 + -1(8x + 3)
[1 * -1 + 18x * -1] = 4 + -1(8x + 3)
[-1 + -18x] = 4 + -1(8x + 3)

Reorder the terms:
-1 + -18x = 4 + -1(3 + 8x)
-1 + -18x = 4 + (3 * -1 + 8x * -1)
-1 + -18x = 4 + (-3 + -8x)

Combine like terms: 4 + -3 = 1
-1 + -18x = 1 + -8x

Solving
-1 + -18x = 1 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-1 + -18x + 8x = 1 + -8x + 8x

Combine like terms: -18x + 8x = -10x
-1 + -10x = 1 + -8x + 8x

Combine like terms: -8x + 8x = 0
-1 + -10x = 1 + 0
-1 + -10x = 1

Add '1' to each side of the equation.
-1 + 1 + -10x = 1 + 1

Combine like terms: -1 + 1 = 0
0 + -10x = 1 + 1
-10x = 1 + 1

Combine like terms: 1 + 1 = 2
-10x = 2

Divide each side by '-10'.
x = -0.2

Simplifying
x = -0.2

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