2a-1=-6

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Solution for 2a-1=-6 equation: 


Simplifying
2a + -1 = -6

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

Solving
-1 + 2a = -6

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 + 2a = -6 + 1

Combine like terms: -1 + 1 = 0
0 + 2a = -6 + 1
2a = -6 + 1

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

Divide each side by '2'.
a = -2.5

Simplifying
a = -2.5

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