7[3x-6]=

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Solution for 7[3x-6]= equation: 


Simplifying
7[3x + -6] = 0

Reorder the terms:
7[-6 + 3x] = 0
[-6 * 7 + 3x * 7] = 0
[-42 + 21x] = 0

Solving
-42 + 21x = 0

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + 21x = 0 + 42

Combine like terms: -42 + 42 = 0
0 + 21x = 0 + 42
21x = 0 + 42

Combine like terms: 0 + 42 = 42
21x = 42

Divide each side by '21'.
x = 2

Simplifying
x = 2

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