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

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


Simplifying
(3a) + 9 = -1(2a + -3)

Reorder the terms:
9 + (3a) = -1(2a + -3)

Reorder the terms:
9 + (3a) = -1(-3 + 2a)
9 + (3a) = (-3 * -1 + 2a * -1)
9 + (3a) = (3 + -2a)

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

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
9 + (3a) + 2a = 3 + -2a + 2a

Combine like terms: (3a) + 2a = 5a
9 + 5a = 3 + -2a + 2a

Combine like terms: -2a + 2a = 0
9 + 5a = 3 + 0
9 + 5a = 3

Add '-9' to each side of the equation.
9 + -9 + 5a = 3 + -9

Combine like terms: 9 + -9 = 0
0 + 5a = 3 + -9
5a = 3 + -9

Combine like terms: 3 + -9 = -6
5a = -6

Divide each side by '5'.
a = -1.2

Simplifying
a = -1.2

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