567=-21a

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Solution for 567=-21a equation:


Simplifying
567 = -21a

Solving
567 = -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.
567 + 21a = -21a + 21a

Combine like terms: -21a + 21a = 0
567 + 21a = 0

Add '-567' to each side of the equation.
567 + -567 + 21a = 0 + -567

Combine like terms: 567 + -567 = 0
0 + 21a = 0 + -567
21a = 0 + -567

Combine like terms: 0 + -567 = -567
21a = -567

Divide each side by '21'.
a = -27

Simplifying
a = -27

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