4(a+4)=28

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Solution for 4(a+4)=28 equation: 


Simplifying
4(a + 4) = 28

Reorder the terms:
4(4 + a) = 28
(4 * 4 + a * 4) = 28
(16 + 4a) = 28

Solving
16 + 4a = 28

Solving for variable 'a'.

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

Add '-16' to each side of the equation.
16 + -16 + 4a = 28 + -16

Combine like terms: 16 + -16 = 0
0 + 4a = 28 + -16
4a = 28 + -16

Combine like terms: 28 + -16 = 12
4a = 12

Divide each side by '4'.
a = 3

Simplifying
a = 3

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