5a=21+4b

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Solution for 5a=21+4b equation: 


Simplifying
5a = 21 + 4b

Solving
5a = 21 + 4b

Solving for variable 'a'.

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

Divide each side by '5'.
a = 4.2 + 0.8b

Simplifying
a = 4.2 + 0.8b

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