2x+6[2x-7]=84

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Solution for 2x+6[2x-7]=84 equation:


Simplifying
2x + 6[2x + -7] = 84

Reorder the terms:
2x + 6[-7 + 2x] = 84
2x + [-7 * 6 + 2x * 6] = 84
2x + [-42 + 12x] = 84

Reorder the terms:
-42 + 2x + 12x = 84

Combine like terms: 2x + 12x = 14x
-42 + 14x = 84

Solving
-42 + 14x = 84

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 + 14x = 84 + 42

Combine like terms: -42 + 42 = 0
0 + 14x = 84 + 42
14x = 84 + 42

Combine like terms: 84 + 42 = 126
14x = 126

Divide each side by '14'.
x = 9

Simplifying
x = 9

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