3(x)2=21x

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Solution for 3(x)2=21x equation: 


Simplifying
3(x) * 2 = 21x

Reorder the terms for easier multiplication:
3 * 2x = 21x

Multiply 3 * 2
6x = 21x

Solving
6x = 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
6x + -21x = 21x + -21x

Combine like terms: 6x + -21x = -15x
-15x = 21x + -21x

Combine like terms: 21x + -21x = 0
-15x = 0

Divide each side by '-15'.
x = 0

Simplifying
x = 0

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