-8a-11-4a=9+4

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Solution for -8a-11-4a=9+4 equation:


Simplifying
-8a + -11 + -4a = 9 + 4

Reorder the terms:
-11 + -8a + -4a = 9 + 4

Combine like terms: -8a + -4a = -12a
-11 + -12a = 9 + 4

Combine like terms: 9 + 4 = 13
-11 + -12a = 13

Solving
-11 + -12a = 13

Solving for variable 'a'.

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

Add '11' to each side of the equation.
-11 + 11 + -12a = 13 + 11

Combine like terms: -11 + 11 = 0
0 + -12a = 13 + 11
-12a = 13 + 11

Combine like terms: 13 + 11 = 24
-12a = 24

Divide each side by '-12'.
a = -2

Simplifying
a = -2

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