9(a+3)+11(a-2)=

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Solution for 9(a+3)+11(a-2)= equation:


Simplifying
9(a + 3) + 11(a + -2) = 0

Reorder the terms:
9(3 + a) + 11(a + -2) = 0
(3 * 9 + a * 9) + 11(a + -2) = 0
(27 + 9a) + 11(a + -2) = 0

Reorder the terms:
27 + 9a + 11(-2 + a) = 0
27 + 9a + (-2 * 11 + a * 11) = 0
27 + 9a + (-22 + 11a) = 0

Reorder the terms:
27 + -22 + 9a + 11a = 0

Combine like terms: 27 + -22 = 5
5 + 9a + 11a = 0

Combine like terms: 9a + 11a = 20a
5 + 20a = 0

Solving
5 + 20a = 0

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 20a = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 20a = 0 + -5
20a = 0 + -5

Combine like terms: 0 + -5 = -5
20a = -5

Divide each side by '20'.
a = -0.25

Simplifying
a = -0.25

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