2(a+8)=20

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Solution for 2(a+8)=20 equation: 


Simplifying
2(a + 8) = 20

Reorder the terms:
2(8 + a) = 20
(8 * 2 + a * 2) = 20
(16 + 2a) = 20

Solving
16 + 2a = 20

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 = 20 + -16

Combine like terms: 16 + -16 = 0
0 + 2a = 20 + -16
2a = 20 + -16

Combine like terms: 20 + -16 = 4
2a = 4

Divide each side by '2'.
a = 2

Simplifying
a = 2

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