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

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


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

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

Reorder the terms:
3 + -4 + 6x = -7

Combine like terms: 3 + -4 = -1
-1 + 6x = -7

Solving
-1 + 6x = -7

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 6x = -7 + 1

Combine like terms: -1 + 1 = 0
0 + 6x = -7 + 1
6x = -7 + 1

Combine like terms: -7 + 1 = -6
6x = -6

Divide each side by '6'.
x = -1

Simplifying
x = -1

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