(6a-12)-(4a+4)=

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Solution for (6a-12)-(4a+4)= equation:


Simplifying
(6a + -12) + -1(4a + 4) = 0

Reorder the terms:
(-12 + 6a) + -1(4a + 4) = 0

Remove parenthesis around (-12 + 6a)
-12 + 6a + -1(4a + 4) = 0

Reorder the terms:
-12 + 6a + -1(4 + 4a) = 0
-12 + 6a + (4 * -1 + 4a * -1) = 0
-12 + 6a + (-4 + -4a) = 0

Reorder the terms:
-12 + -4 + 6a + -4a = 0

Combine like terms: -12 + -4 = -16
-16 + 6a + -4a = 0

Combine like terms: 6a + -4a = 2a
-16 + 2a = 0

Solving
-16 + 2a = 0

Solving for variable 'a'.

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

Add '16' to each side of the equation.
-16 + 16 + 2a = 0 + 16

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

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

Divide each side by '2'.
a = 8

Simplifying
a = 8

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