2(a-2)=38

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Solution for 2(a-2)=38 equation: 


Simplifying
2(a + -2) = 38

Reorder the terms:
2(-2 + a) = 38
(-2 * 2 + a * 2) = 38
(-4 + 2a) = 38

Solving
-4 + 2a = 38

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + 2a = 38 + 4

Combine like terms: -4 + 4 = 0
0 + 2a = 38 + 4
2a = 38 + 4

Combine like terms: 38 + 4 = 42
2a = 42

Divide each side by '2'.
a = 21

Simplifying
a = 21

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