4a=5a-4

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Solution for 4a=5a-4 equation: 


Simplifying
4a = 5a + -4

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

Solving
4a = -4 + 5a

Solving for variable 'a'.

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

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

Combine like terms: 4a + -5a = -1a
-1a = -4 + 5a + -5a

Combine like terms: 5a + -5a = 0
-1a = -4 + 0
-1a = -4

Divide each side by '-1'.
a = 4

Simplifying
a = 4

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