9a-(a-6)=-6

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Solution for 9a-(a-6)=-6 equation:


Simplifying
9a + -1(a + -6) = -6

Reorder the terms:
9a + -1(-6 + a) = -6
9a + (-6 * -1 + a * -1) = -6
9a + (6 + -1a) = -6

Reorder the terms:
6 + 9a + -1a = -6

Combine like terms: 9a + -1a = 8a
6 + 8a = -6

Solving
6 + 8a = -6

Solving for variable 'a'.

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

Add '-6' to each side of the equation.
6 + -6 + 8a = -6 + -6

Combine like terms: 6 + -6 = 0
0 + 8a = -6 + -6
8a = -6 + -6

Combine like terms: -6 + -6 = -12
8a = -12

Divide each side by '8'.
a = -1.5

Simplifying
a = -1.5

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