-7a-6a=-7a

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Solution for -7a-6a=-7a equation: 


Simplifying
-7a + -6a = -7a

Combine like terms: -7a + -6a = -13a
-13a = -7a

Solving
-13a = -7a

Solving for variable 'a'.

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

Add '7a' to each side of the equation.
-13a + 7a = -7a + 7a

Combine like terms: -13a + 7a = -6a
-6a = -7a + 7a

Combine like terms: -7a + 7a = 0
-6a = 0

Divide each side by '-6'.
a = 0

Simplifying
a = 0

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