9(3+x)=18

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Solution for 9(3+x)=18 equation: 


Simplifying
9(3 + x) = 18
(3 * 9 + x * 9) = 18
(27 + 9x) = 18

Solving
27 + 9x = 18

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + 9x = 18 + -27

Combine like terms: 27 + -27 = 0
0 + 9x = 18 + -27
9x = 18 + -27

Combine like terms: 18 + -27 = -9
9x = -9

Divide each side by '9'.
x = -1

Simplifying
x = -1

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