3x=18-30

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Solution for 3x=18-30 equation: 


Simplifying
3x = 18 + -30

Combine like terms: 18 + -30 = -12
3x = -12

Solving
3x = -12

Solving for variable 'x'.

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

Divide each side by '3'.
x = -4

Simplifying
x = -4

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