-19=a(9)+(11-4a)

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Solution for -19=a(9)+(11-4a) equation:


Simplifying
-19 = a(9) + (11 + -4a)

Reorder the terms for easier multiplication:
-19 = 9a + (11 + -4a)

Remove parenthesis around (11 + -4a)
-19 = 9a + 11 + -4a

Reorder the terms:
-19 = 11 + 9a + -4a

Combine like terms: 9a + -4a = 5a
-19 = 11 + 5a

Solving
-19 = 11 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-19 + -5a = 11 + 5a + -5a

Combine like terms: 5a + -5a = 0
-19 + -5a = 11 + 0
-19 + -5a = 11

Add '19' to each side of the equation.
-19 + 19 + -5a = 11 + 19

Combine like terms: -19 + 19 = 0
0 + -5a = 11 + 19
-5a = 11 + 19

Combine like terms: 11 + 19 = 30
-5a = 30

Divide each side by '-5'.
a = -6

Simplifying
a = -6

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