21*3=2*x

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Solution for 21*3=2*x equation:


Simplifying
21 * 3 = 2x

Multiply 21 * 3
63 = 2x

Solving
63 = 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
63 + -2x = 2x + -2x

Combine like terms: 2x + -2x = 0
63 + -2x = 0

Add '-63' to each side of the equation.
63 + -63 + -2x = 0 + -63

Combine like terms: 63 + -63 = 0
0 + -2x = 0 + -63
-2x = 0 + -63

Combine like terms: 0 + -63 = -63
-2x = -63

Divide each side by '-2'.
x = 31.5

Simplifying
x = 31.5

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