3x-4[2x+4]=4-9x

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Solution for 3x-4[2x+4]=4-9x equation:


Simplifying
3x + -4[2x + 4] = 4 + -9x

Reorder the terms:
3x + -4[4 + 2x] = 4 + -9x
3x + [4 * -4 + 2x * -4] = 4 + -9x
3x + [-16 + -8x] = 4 + -9x

Reorder the terms:
-16 + 3x + -8x = 4 + -9x

Combine like terms: 3x + -8x = -5x
-16 + -5x = 4 + -9x

Solving
-16 + -5x = 4 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
-16 + -5x + 9x = 4 + -9x + 9x

Combine like terms: -5x + 9x = 4x
-16 + 4x = 4 + -9x + 9x

Combine like terms: -9x + 9x = 0
-16 + 4x = 4 + 0
-16 + 4x = 4

Add '16' to each side of the equation.
-16 + 16 + 4x = 4 + 16

Combine like terms: -16 + 16 = 0
0 + 4x = 4 + 16
4x = 4 + 16

Combine like terms: 4 + 16 = 20
4x = 20

Divide each side by '4'.
x = 5

Simplifying
x = 5

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