2(a+5)=18

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Solution for 2(a+5)=18 equation: 


Simplifying
2(a + 5) = 18

Reorder the terms:
2(5 + a) = 18
(5 * 2 + a * 2) = 18
(10 + 2a) = 18

Solving
10 + 2a = 18

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + 2a = 18 + -10

Combine like terms: 10 + -10 = 0
0 + 2a = 18 + -10
2a = 18 + -10

Combine like terms: 18 + -10 = 8
2a = 8

Divide each side by '2'.
a = 4

Simplifying
a = 4

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