36=(7x-12)+(7x-12)+(7x-12)

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Solution for 36=(7x-12)+(7x-12)+(7x-12) equation:


Simplifying
36 = (7x + -12) + (7x + -12) + (7x + -12)

Reorder the terms:
36 = (-12 + 7x) + (7x + -12) + (7x + -12)

Remove parenthesis around (-12 + 7x)
36 = -12 + 7x + (7x + -12) + (7x + -12)

Reorder the terms:
36 = -12 + 7x + (-12 + 7x) + (7x + -12)

Remove parenthesis around (-12 + 7x)
36 = -12 + 7x + -12 + 7x + (7x + -12)

Reorder the terms:
36 = -12 + 7x + -12 + 7x + (-12 + 7x)

Remove parenthesis around (-12 + 7x)
36 = -12 + 7x + -12 + 7x + -12 + 7x

Reorder the terms:
36 = -12 + -12 + -12 + 7x + 7x + 7x

Combine like terms: -12 + -12 = -24
36 = -24 + -12 + 7x + 7x + 7x

Combine like terms: -24 + -12 = -36
36 = -36 + 7x + 7x + 7x

Combine like terms: 7x + 7x = 14x
36 = -36 + 14x + 7x

Combine like terms: 14x + 7x = 21x
36 = -36 + 21x

Solving
36 = -36 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
36 + -21x = -36 + 21x + -21x

Combine like terms: 21x + -21x = 0
36 + -21x = -36 + 0
36 + -21x = -36

Add '-36' to each side of the equation.
36 + -36 + -21x = -36 + -36

Combine like terms: 36 + -36 = 0
0 + -21x = -36 + -36
-21x = -36 + -36

Combine like terms: -36 + -36 = -72
-21x = -72

Divide each side by '-21'.
x = 3.428571429

Simplifying
x = 3.428571429

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