1-2a-6=3

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Solution for 1-2a-6=3 equation: 


Simplifying
1 + -2a + -6 = 3

Reorder the terms:
1 + -6 + -2a = 3

Combine like terms: 1 + -6 = -5
-5 + -2a = 3

Solving
-5 + -2a = 3

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + 5 + -2a = 3 + 5

Combine like terms: -5 + 5 = 0
0 + -2a = 3 + 5
-2a = 3 + 5

Combine like terms: 3 + 5 = 8
-2a = 8

Divide each side by '-2'.
a = -4

Simplifying
a = -4

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