4*2a=21

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Solution for 4*2a=21 equation: 


Simplifying
4 * 2a = 21

Multiply 4 * 2
8a = 21

Solving
8a = 21

Solving for variable 'a'.

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

Divide each side by '8'.
a = 2.625

Simplifying
a = 2.625

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