5a-4n=91

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Solution for 5a-4n=91 equation: 


Simplifying
5a + -4n = 91

Solving
5a + -4n = 91

Solving for variable 'a'.

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

Add '4n' to each side of the equation.
5a + -4n + 4n = 91 + 4n

Combine like terms: -4n + 4n = 0
5a + 0 = 91 + 4n
5a = 91 + 4n

Divide each side by '5'.
a = 18.2 + 0.8n

Simplifying
a = 18.2 + 0.8n

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