6(x+1)-3x=-9

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Solution for 6(x+1)-3x=-9 equation:


Simplifying
6(x + 1) + -3x = -9

Reorder the terms:
6(1 + x) + -3x = -9
(1 * 6 + x * 6) + -3x = -9
(6 + 6x) + -3x = -9

Combine like terms: 6x + -3x = 3x
6 + 3x = -9

Solving
6 + 3x = -9

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 3x = -9 + -6

Combine like terms: 6 + -6 = 0
0 + 3x = -9 + -6
3x = -9 + -6

Combine like terms: -9 + -6 = -15
3x = -15

Divide each side by '3'.
x = -5

Simplifying
x = -5

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