3a=4.2

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Solution for 3a=4.2 equation: 


Simplifying
3a = 4.2

Solving
3a = 4.2

Solving for variable 'a'.

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

Divide each side by '3'.
a = 1.4

Simplifying
a = 1.4

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