-21a=16a

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Solution for -21a=16a equation: 


Simplifying
-21a = 16a

Solving
-21a = 16a

Solving for variable 'a'.

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

Add '-16a' to each side of the equation.
-21a + -16a = 16a + -16a

Combine like terms: -21a + -16a = -37a
-37a = 16a + -16a

Combine like terms: 16a + -16a = 0
-37a = 0

Divide each side by '-37'.
a = 0

Simplifying
a = 0

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