(12a+14)-(3a-9)=

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Solution for (12a+14)-(3a-9)= equation:


Simplifying
(12a + 14) + -1(3a + -9) = 0

Reorder the terms:
(14 + 12a) + -1(3a + -9) = 0

Remove parenthesis around (14 + 12a)
14 + 12a + -1(3a + -9) = 0

Reorder the terms:
14 + 12a + -1(-9 + 3a) = 0
14 + 12a + (-9 * -1 + 3a * -1) = 0
14 + 12a + (9 + -3a) = 0

Reorder the terms:
14 + 9 + 12a + -3a = 0

Combine like terms: 14 + 9 = 23
23 + 12a + -3a = 0

Combine like terms: 12a + -3a = 9a
23 + 9a = 0

Solving
23 + 9a = 0

Solving for variable 'a'.

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

Add '-23' to each side of the equation.
23 + -23 + 9a = 0 + -23

Combine like terms: 23 + -23 = 0
0 + 9a = 0 + -23
9a = 0 + -23

Combine like terms: 0 + -23 = -23
9a = -23

Divide each side by '9'.
a = -2.555555556

Simplifying
a = -2.555555556

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