4b-5a=13

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Solution for 4b-5a=13 equation: 


Simplifying
4b + -5a = 13

Reorder the terms:
-5a + 4b = 13

Solving
-5a + 4b = 13

Solving for variable 'a'.

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

Add '-4b' to each side of the equation.
-5a + 4b + -4b = 13 + -4b

Combine like terms: 4b + -4b = 0
-5a + 0 = 13 + -4b
-5a = 13 + -4b

Divide each side by '-5'.
a = -2.6 + 0.8b

Simplifying
a = -2.6 + 0.8b

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