-2(3x+9)=25

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Solution for -2(3x+9)=25 equation:


Simplifying
-2(3x + 9) = 25

Reorder the terms:
-2(9 + 3x) = 25
(9 * -2 + 3x * -2) = 25
(-18 + -6x) = 25

Solving
-18 + -6x = 25

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + -6x = 25 + 18

Combine like terms: -18 + 18 = 0
0 + -6x = 25 + 18
-6x = 25 + 18

Combine like terms: 25 + 18 = 43
-6x = 43

Divide each side by '-6'.
x = -7.166666667

Simplifying
x = -7.166666667

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