2(a+4)=12.2

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Solution for 2(a+4)=12.2 equation: 


Simplifying
2(a + 4) = 12.2

Reorder the terms:
2(4 + a) = 12.2
(4 * 2 + a * 2) = 12.2
(8 + 2a) = 12.2

Solving
8 + 2a = 12.2

Solving for variable 'a'.

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

Add '-8' to each side of the equation.
8 + -8 + 2a = 12.2 + -8

Combine like terms: 8 + -8 = 0
0 + 2a = 12.2 + -8
2a = 12.2 + -8

Combine like terms: 12.2 + -8 = 4.2
2a = 4.2

Divide each side by '2'.
a = 2.1

Simplifying
a = 2.1

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