6+(2x-1)-12=3(7x+4)

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Solution for 6+(2x-1)-12=3(7x+4) equation:


Simplifying
6 + (2x + -1) + -12 = 3(7x + 4)

Reorder the terms:
6 + (-1 + 2x) + -12 = 3(7x + 4)

Remove parenthesis around (-1 + 2x)
6 + -1 + 2x + -12 = 3(7x + 4)

Reorder the terms:
6 + -1 + -12 + 2x = 3(7x + 4)

Combine like terms: 6 + -1 = 5
5 + -12 + 2x = 3(7x + 4)

Combine like terms: 5 + -12 = -7
-7 + 2x = 3(7x + 4)

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

Solving
-7 + 2x = 12 + 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.
-7 + 2x + -21x = 12 + 21x + -21x

Combine like terms: 2x + -21x = -19x
-7 + -19x = 12 + 21x + -21x

Combine like terms: 21x + -21x = 0
-7 + -19x = 12 + 0
-7 + -19x = 12

Add '7' to each side of the equation.
-7 + 7 + -19x = 12 + 7

Combine like terms: -7 + 7 = 0
0 + -19x = 12 + 7
-19x = 12 + 7

Combine like terms: 12 + 7 = 19
-19x = 19

Divide each side by '-19'.
x = -1

Simplifying
x = -1

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