3x+15+6x=-18

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Solution for 3x+15+6x=-18 equation:


Simplifying
3x + 15 + 6x = -18

Reorder the terms:
15 + 3x + 6x = -18

Combine like terms: 3x + 6x = 9x
15 + 9x = -18

Solving
15 + 9x = -18

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 9x = -18 + -15

Combine like terms: 15 + -15 = 0
0 + 9x = -18 + -15
9x = -18 + -15

Combine like terms: -18 + -15 = -33
9x = -33

Divide each side by '9'.
x = -3.666666667

Simplifying
x = -3.666666667

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