-2(a+9)=16

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Solution for -2(a+9)=16 equation:


Simplifying
-2(a + 9) = 16

Reorder the terms:
-2(9 + a) = 16
(9 * -2 + a * -2) = 16
(-18 + -2a) = 16

Solving
-18 + -2a = 16

Solving for variable 'a'.

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

Add '18' to each side of the equation.
-18 + 18 + -2a = 16 + 18

Combine like terms: -18 + 18 = 0
0 + -2a = 16 + 18
-2a = 16 + 18

Combine like terms: 16 + 18 = 34
-2a = 34

Divide each side by '-2'.
a = -17

Simplifying
a = -17

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