4(-2a-1)=(a-5)

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Solution for 4(-2a-1)=(a-5) equation:


Simplifying
4(-2a + -1) = (a + -5)

Reorder the terms:
4(-1 + -2a) = (a + -5)
(-1 * 4 + -2a * 4) = (a + -5)
(-4 + -8a) = (a + -5)

Reorder the terms:
-4 + -8a = (-5 + a)

Remove parenthesis around (-5 + a)
-4 + -8a = -5 + a

Solving
-4 + -8a = -5 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-4 + -8a + -1a = -5 + a + -1a

Combine like terms: -8a + -1a = -9a
-4 + -9a = -5 + a + -1a

Combine like terms: a + -1a = 0
-4 + -9a = -5 + 0
-4 + -9a = -5

Add '4' to each side of the equation.
-4 + 4 + -9a = -5 + 4

Combine like terms: -4 + 4 = 0
0 + -9a = -5 + 4
-9a = -5 + 4

Combine like terms: -5 + 4 = -1
-9a = -1

Divide each side by '-9'.
a = 0.1111111111

Simplifying
a = 0.1111111111

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