9a-12=-6a-11

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Solution for 9a-12=-6a-11 equation:


Simplifying
9a + -12 = -6a + -11

Reorder the terms:
-12 + 9a = -6a + -11

Reorder the terms:
-12 + 9a = -11 + -6a

Solving
-12 + 9a = -11 + -6a

Solving for variable 'a'.

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

Add '6a' to each side of the equation.
-12 + 9a + 6a = -11 + -6a + 6a

Combine like terms: 9a + 6a = 15a
-12 + 15a = -11 + -6a + 6a

Combine like terms: -6a + 6a = 0
-12 + 15a = -11 + 0
-12 + 15a = -11

Add '12' to each side of the equation.
-12 + 12 + 15a = -11 + 12

Combine like terms: -12 + 12 = 0
0 + 15a = -11 + 12
15a = -11 + 12

Combine like terms: -11 + 12 = 1
15a = 1

Divide each side by '15'.
a = 0.06666666667

Simplifying
a = 0.06666666667

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