21a+6=

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Solution for 21a+6= equation:


Simplifying
21a + 6 = 0

Reorder the terms:
6 + 21a = 0

Solving
6 + 21a = 0

Solving for variable 'a'.

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

Add '-6' to each side of the equation.
6 + -6 + 21a = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 21a = 0 + -6
21a = 0 + -6

Combine like terms: 0 + -6 = -6
21a = -6

Divide each side by '21'.
a = -0.2857142857

Simplifying
a = -0.2857142857

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