2(a+5)=40

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Solution for 2(a+5)=40 equation: 


Simplifying
2(a + 5) = 40

Reorder the terms:
2(5 + a) = 40
(5 * 2 + a * 2) = 40
(10 + 2a) = 40

Solving
10 + 2a = 40

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 = 40 + -10

Combine like terms: 10 + -10 = 0
0 + 2a = 40 + -10
2a = 40 + -10

Combine like terms: 40 + -10 = 30
2a = 30

Divide each side by '2'.
a = 15

Simplifying
a = 15

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