2(a-4)=4a-(20+4)

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Solution for 2(a-4)=4a-(20+4) equation:


Simplifying
2(a + -4) = 4a + -1(20 + 4)

Reorder the terms:
2(-4 + a) = 4a + -1(20 + 4)
(-4 * 2 + a * 2) = 4a + -1(20 + 4)
(-8 + 2a) = 4a + -1(20 + 4)

Combine like terms: 20 + 4 = 24
-8 + 2a = 4a + -1(24)

Multiply -1 * 24
-8 + 2a = 4a + -24

Reorder the terms:
-8 + 2a = -24 + 4a

Solving
-8 + 2a = -24 + 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.
-8 + 2a + -4a = -24 + 4a + -4a

Combine like terms: 2a + -4a = -2a
-8 + -2a = -24 + 4a + -4a

Combine like terms: 4a + -4a = 0
-8 + -2a = -24 + 0
-8 + -2a = -24

Add '8' to each side of the equation.
-8 + 8 + -2a = -24 + 8

Combine like terms: -8 + 8 = 0
0 + -2a = -24 + 8
-2a = -24 + 8

Combine like terms: -24 + 8 = -16
-2a = -16

Divide each side by '-2'.
a = 8

Simplifying
a = 8

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