6-9a=-93

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Solution for 6-9a=-93 equation: 


Simplifying
6 + -9a = -93

Solving
6 + -9a = -93

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 + -9a = -93 + -6

Combine like terms: 6 + -6 = 0
0 + -9a = -93 + -6
-9a = -93 + -6

Combine like terms: -93 + -6 = -99
-9a = -99

Divide each side by '-9'.
a = 11

Simplifying
a = 11

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