-21-8a=-1+6

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Solution for -21-8a=-1+6 equation: 


Simplifying
-21 + -8a = -1 + 6

Combine like terms: -1 + 6 = 5
-21 + -8a = 5

Solving
-21 + -8a = 5

Solving for variable 'a'.

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

Add '21' to each side of the equation.
-21 + 21 + -8a = 5 + 21

Combine like terms: -21 + 21 = 0
0 + -8a = 5 + 21
-8a = 5 + 21

Combine like terms: 5 + 21 = 26
-8a = 26

Divide each side by '-8'.
a = -3.25

Simplifying
a = -3.25

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