3[4-(4x-7)]+9x=0

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Solution for 3[4-(4x-7)]+9x=0 equation:


Simplifying
3[4 + -1(4x + -7)] + 9x = 0

Reorder the terms:
3[4 + -1(-7 + 4x)] + 9x = 0
3[4 + (-7 * -1 + 4x * -1)] + 9x = 0
3[4 + (7 + -4x)] + 9x = 0

Combine like terms: 4 + 7 = 11
3[11 + -4x] + 9x = 0
[11 * 3 + -4x * 3] + 9x = 0
[33 + -12x] + 9x = 0

Combine like terms: -12x + 9x = -3x
33 + -3x = 0

Solving
33 + -3x = 0

Solving for variable 'x'.

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

Add '-33' to each side of the equation.
33 + -33 + -3x = 0 + -33

Combine like terms: 33 + -33 = 0
0 + -3x = 0 + -33
-3x = 0 + -33

Combine like terms: 0 + -33 = -33
-3x = -33

Divide each side by '-3'.
x = 11

Simplifying
x = 11

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