[3(x+1)]=-15

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Solution for [3(x+1)]=-15 equation:


Simplifying
[3(x + 1)] = -15

Reorder the terms:
[3(1 + x)] = -15
[(1 * 3 + x * 3)] = -15
[(3 + 3x)] = -15
[3 + 3x] = -15

Remove brackets around [3 + 3x]
3 + 3x = -15

Solving
3 + 3x = -15

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 3x = -15 + -3

Combine like terms: 3 + -3 = 0
0 + 3x = -15 + -3
3x = -15 + -3

Combine like terms: -15 + -3 = -18
3x = -18

Divide each side by '3'.
x = -6

Simplifying
x = -6

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