7x-2[3(2x-5)+(4x-3)]=6x-9

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Solution for 7x-2[3(2x-5)+(4x-3)]=6x-9 equation:


Simplifying
7x + -2[3(2x + -5) + (4x + -3)] = 6x + -9

Reorder the terms:
7x + -2[3(-5 + 2x) + (4x + -3)] = 6x + -9
7x + -2[(-5 * 3 + 2x * 3) + (4x + -3)] = 6x + -9
7x + -2[(-15 + 6x) + (4x + -3)] = 6x + -9

Reorder the terms:
7x + -2[-15 + 6x + (-3 + 4x)] = 6x + -9

Remove parenthesis around (-3 + 4x)
7x + -2[-15 + 6x + -3 + 4x] = 6x + -9

Reorder the terms:
7x + -2[-15 + -3 + 6x + 4x] = 6x + -9

Combine like terms: -15 + -3 = -18
7x + -2[-18 + 6x + 4x] = 6x + -9

Combine like terms: 6x + 4x = 10x
7x + -2[-18 + 10x] = 6x + -9
7x + [-18 * -2 + 10x * -2] = 6x + -9
7x + [36 + -20x] = 6x + -9

Reorder the terms:
36 + 7x + -20x = 6x + -9

Combine like terms: 7x + -20x = -13x
36 + -13x = 6x + -9

Reorder the terms:
36 + -13x = -9 + 6x

Solving
36 + -13x = -9 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
36 + -13x + -6x = -9 + 6x + -6x

Combine like terms: -13x + -6x = -19x
36 + -19x = -9 + 6x + -6x

Combine like terms: 6x + -6x = 0
36 + -19x = -9 + 0
36 + -19x = -9

Add '-36' to each side of the equation.
36 + -36 + -19x = -9 + -36

Combine like terms: 36 + -36 = 0
0 + -19x = -9 + -36
-19x = -9 + -36

Combine like terms: -9 + -36 = -45
-19x = -45

Divide each side by '-19'.
x = 2.368421053

Simplifying
x = 2.368421053

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