6a-9=-15

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Solution for 6a-9=-15 equation:


Simplifying
6a + -9 = -15

Reorder the terms:
-9 + 6a = -15

Solving
-9 + 6a = -15

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + 6a = -15 + 9

Combine like terms: -9 + 9 = 0
0 + 6a = -15 + 9
6a = -15 + 9

Combine like terms: -15 + 9 = -6
6a = -6

Divide each side by '6'.
a = -1

Simplifying
a = -1

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