-9a+1=80

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Solution for -9a+1=80 equation: 


Simplifying
-9a + 1 = 80

Reorder the terms:
1 + -9a = 80

Solving
1 + -9a = 80

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + -1 + -9a = 80 + -1

Combine like terms: 1 + -1 = 0
0 + -9a = 80 + -1
-9a = 80 + -1

Combine like terms: 80 + -1 = 79
-9a = 79

Divide each side by '-9'.
a = -8.777777778

Simplifying
a = -8.777777778

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