5a-9-6a-15+7a=12-a-12-3a

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Solution for 5a-9-6a-15+7a=12-a-12-3a equation:


Simplifying
5a + -9 + -6a + -15 + 7a = 12 + -1a + -12 + -3a

Reorder the terms:
-9 + -15 + 5a + -6a + 7a = 12 + -1a + -12 + -3a

Combine like terms: -9 + -15 = -24
-24 + 5a + -6a + 7a = 12 + -1a + -12 + -3a

Combine like terms: 5a + -6a = -1a
-24 + -1a + 7a = 12 + -1a + -12 + -3a

Combine like terms: -1a + 7a = 6a
-24 + 6a = 12 + -1a + -12 + -3a

Reorder the terms:
-24 + 6a = 12 + -12 + -1a + -3a

Combine like terms: 12 + -12 = 0
-24 + 6a = 0 + -1a + -3a
-24 + 6a = -1a + -3a

Combine like terms: -1a + -3a = -4a
-24 + 6a = -4a

Solving
-24 + 6a = -4a

Solving for variable 'a'.

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

Add '4a' to each side of the equation.
-24 + 6a + 4a = -4a + 4a

Combine like terms: 6a + 4a = 10a
-24 + 10a = -4a + 4a

Combine like terms: -4a + 4a = 0
-24 + 10a = 0

Add '24' to each side of the equation.
-24 + 24 + 10a = 0 + 24

Combine like terms: -24 + 24 = 0
0 + 10a = 0 + 24
10a = 0 + 24

Combine like terms: 0 + 24 = 24
10a = 24

Divide each side by '10'.
a = 2.4

Simplifying
a = 2.4

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