2(a+2)=18

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Solution for 2(a+2)=18 equation: 


Simplifying
2(a + 2) = 18

Reorder the terms:
2(2 + a) = 18
(2 * 2 + a * 2) = 18
(4 + 2a) = 18

Solving
4 + 2a = 18

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 = 18 + -4

Combine like terms: 4 + -4 = 0
0 + 2a = 18 + -4
2a = 18 + -4

Combine like terms: 18 + -4 = 14
2a = 14

Divide each side by '2'.
a = 7

Simplifying
a = 7

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