1-8a-2a=-9

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Solution for 1-8a-2a=-9 equation: 


Simplifying
1 + -8a + -2a = -9

Combine like terms: -8a + -2a = -10a
1 + -10a = -9

Solving
1 + -10a = -9

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 + -10a = -9 + -1

Combine like terms: 1 + -1 = 0
0 + -10a = -9 + -1
-10a = -9 + -1

Combine like terms: -9 + -1 = -10
-10a = -10

Divide each side by '-10'.
a = 1

Simplifying
a = 1

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