2-4(a-1)=8-a

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Solution for 2-4(a-1)=8-a equation:


Simplifying
2 + -4(a + -1) = 8 + -1a

Reorder the terms:
2 + -4(-1 + a) = 8 + -1a
2 + (-1 * -4 + a * -4) = 8 + -1a
2 + (4 + -4a) = 8 + -1a

Combine like terms: 2 + 4 = 6
6 + -4a = 8 + -1a

Solving
6 + -4a = 8 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
6 + -4a + a = 8 + -1a + a

Combine like terms: -4a + a = -3a
6 + -3a = 8 + -1a + a

Combine like terms: -1a + a = 0
6 + -3a = 8 + 0
6 + -3a = 8

Add '-6' to each side of the equation.
6 + -6 + -3a = 8 + -6

Combine like terms: 6 + -6 = 0
0 + -3a = 8 + -6
-3a = 8 + -6

Combine like terms: 8 + -6 = 2
-3a = 2

Divide each side by '-3'.
a = -0.6666666667

Simplifying
a = -0.6666666667

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