3(3x-9)-4=3(x-4)+(-1)

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


Simplifying
3(3x + -9) + -4 = 3(x + -4) + (-1)

Reorder the terms:
3(-9 + 3x) + -4 = 3(x + -4) + (-1)
(-9 * 3 + 3x * 3) + -4 = 3(x + -4) + (-1)
(-27 + 9x) + -4 = 3(x + -4) + (-1)

Reorder the terms:
-27 + -4 + 9x = 3(x + -4) + (-1)

Combine like terms: -27 + -4 = -31
-31 + 9x = 3(x + -4) + (-1)

Reorder the terms:
-31 + 9x = 3(-4 + x) + (-1)
-31 + 9x = (-4 * 3 + x * 3) + (-1)
-31 + 9x = (-12 + 3x) + (-1)
-31 + 9x = -12 + 3x + -1

Reorder the terms:
-31 + 9x = -12 + -1 + 3x

Combine like terms: -12 + -1 = -13
-31 + 9x = -13 + 3x

Solving
-31 + 9x = -13 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-31 + 9x + -3x = -13 + 3x + -3x

Combine like terms: 9x + -3x = 6x
-31 + 6x = -13 + 3x + -3x

Combine like terms: 3x + -3x = 0
-31 + 6x = -13 + 0
-31 + 6x = -13

Add '31' to each side of the equation.
-31 + 31 + 6x = -13 + 31

Combine like terms: -31 + 31 = 0
0 + 6x = -13 + 31
6x = -13 + 31

Combine like terms: -13 + 31 = 18
6x = 18

Divide each side by '6'.
x = 3

Simplifying
x = 3

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