3(2a-6)-(-3a-a)=4a-2

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Solution for 3(2a-6)-(-3a-a)=4a-2 equation:


Simplifying
3(2a + -6) + -1(-3a + -1a) = 4a + -2

Reorder the terms:
3(-6 + 2a) + -1(-3a + -1a) = 4a + -2
(-6 * 3 + 2a * 3) + -1(-3a + -1a) = 4a + -2
(-18 + 6a) + -1(-3a + -1a) = 4a + -2

Combine like terms: -3a + -1a = -4a
-18 + 6a + -1(-4a) = 4a + -2

Remove parenthesis around (-4a)
-18 + 6a + -1 * -4a = 4a + -2

Multiply -1 * -4
-18 + 6a + 4a = 4a + -2

Combine like terms: 6a + 4a = 10a
-18 + 10a = 4a + -2

Reorder the terms:
-18 + 10a = -2 + 4a

Solving
-18 + 10a = -2 + 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.
-18 + 10a + -4a = -2 + 4a + -4a

Combine like terms: 10a + -4a = 6a
-18 + 6a = -2 + 4a + -4a

Combine like terms: 4a + -4a = 0
-18 + 6a = -2 + 0
-18 + 6a = -2

Add '18' to each side of the equation.
-18 + 18 + 6a = -2 + 18

Combine like terms: -18 + 18 = 0
0 + 6a = -2 + 18
6a = -2 + 18

Combine like terms: -2 + 18 = 16
6a = 16

Divide each side by '6'.
a = 2.666666667

Simplifying
a = 2.666666667

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