(a+4)2=48

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Solution for (a+4)2=48 equation:


Simplifying
(a + 4) * 2 = 48

Reorder the terms:
(4 + a) * 2 = 48

Reorder the terms for easier multiplication:
2(4 + a) = 48
(4 * 2 + a * 2) = 48
(8 + 2a) = 48

Solving
8 + 2a = 48

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 = 48 + -8

Combine like terms: 8 + -8 = 0
0 + 2a = 48 + -8
2a = 48 + -8

Combine like terms: 48 + -8 = 40
2a = 40

Divide each side by '2'.
a = 20

Simplifying
a = 20

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