-2-a=5

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Solution for -2-a=5 equation: 


Simplifying
-2 + -1a = 5

Solving
-2 + -1a = 5

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + 2 + -1a = 5 + 2

Combine like terms: -2 + 2 = 0
0 + -1a = 5 + 2
-1a = 5 + 2

Combine like terms: 5 + 2 = 7
-1a = 7

Divide each side by '-1'.
a = -7

Simplifying
a = -7

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