3[3(4x-7)-4(2x-7)]=11x+25

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Solution for 3[3(4x-7)-4(2x-7)]=11x+25 equation:


Simplifying
3[3(4x + -7) + -4(2x + -7)] = 11x + 25

Reorder the terms:
3[3(-7 + 4x) + -4(2x + -7)] = 11x + 25
3[(-7 * 3 + 4x * 3) + -4(2x + -7)] = 11x + 25
3[(-21 + 12x) + -4(2x + -7)] = 11x + 25

Reorder the terms:
3[-21 + 12x + -4(-7 + 2x)] = 11x + 25
3[-21 + 12x + (-7 * -4 + 2x * -4)] = 11x + 25
3[-21 + 12x + (28 + -8x)] = 11x + 25

Reorder the terms:
3[-21 + 28 + 12x + -8x] = 11x + 25

Combine like terms: -21 + 28 = 7
3[7 + 12x + -8x] = 11x + 25

Combine like terms: 12x + -8x = 4x
3[7 + 4x] = 11x + 25
[7 * 3 + 4x * 3] = 11x + 25
[21 + 12x] = 11x + 25

Reorder the terms:
21 + 12x = 25 + 11x

Solving
21 + 12x = 25 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
21 + 12x + -11x = 25 + 11x + -11x

Combine like terms: 12x + -11x = 1x
21 + 1x = 25 + 11x + -11x

Combine like terms: 11x + -11x = 0
21 + 1x = 25 + 0
21 + 1x = 25

Add '-21' to each side of the equation.
21 + -21 + 1x = 25 + -21

Combine like terms: 21 + -21 = 0
0 + 1x = 25 + -21
1x = 25 + -21

Combine like terms: 25 + -21 = 4
1x = 4

Divide each side by '1'.
x = 4

Simplifying
x = 4

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