8a=21a

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Solution for 8a=21a equation:


Simplifying
8a = 21a

Solving
8a = 21a

Solving for variable 'a'.

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

Add '-21a' to each side of the equation.
8a + -21a = 21a + -21a

Combine like terms: 8a + -21a = -13a
-13a = 21a + -21a

Combine like terms: 21a + -21a = 0
-13a = 0

Divide each side by '-13'.
a = 0

Simplifying
a = 0

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