2(a+3)-9=0

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Solution for 2(a+3)-9=0 equation:


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

Reorder the terms:
2(3 + a) + -9 = 0
(3 * 2 + a * 2) + -9 = 0
(6 + 2a) + -9 = 0

Reorder the terms:
6 + -9 + 2a = 0

Combine like terms: 6 + -9 = -3
-3 + 2a = 0

Solving
-3 + 2a = 0

Solving for variable 'a'.

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

Add '3' to each side of the equation.
-3 + 3 + 2a = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 2a = 0 + 3
2a = 0 + 3

Combine like terms: 0 + 3 = 3
2a = 3

Divide each side by '2'.
a = 1.5

Simplifying
a = 1.5

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