(3a+7)2=16

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Solution for (3a+7)2=16 equation:


Simplifying
(3a + 7) * 2 = 16

Reorder the terms:
(7 + 3a) * 2 = 16

Reorder the terms for easier multiplication:
2(7 + 3a) = 16
(7 * 2 + 3a * 2) = 16
(14 + 6a) = 16

Solving
14 + 6a = 16

Solving for variable 'a'.

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

Add '-14' to each side of the equation.
14 + -14 + 6a = 16 + -14

Combine like terms: 14 + -14 = 0
0 + 6a = 16 + -14
6a = 16 + -14

Combine like terms: 16 + -14 = 2
6a = 2

Divide each side by '6'.
a = 0.3333333333

Simplifying
a = 0.3333333333

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