3x(-21)=

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Solution for 3x(-21)= equation: 


Simplifying
3x(-21) = 0

Reorder the terms for easier multiplication:
3 * -21x = 0

Multiply 3 * -21
-63x = 0

Solving
-63x = 0

Solving for variable 'x'.

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

Divide each side by '-63'.
x = 0

Simplifying
x = 0

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