76=4(4+4a)+4a

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Solution for 76=4(4+4a)+4a equation:


Simplifying
76 = 4(4 + 4a) + 4a
76 = (4 * 4 + 4a * 4) + 4a
76 = (16 + 16a) + 4a

Combine like terms: 16a + 4a = 20a
76 = 16 + 20a

Solving
76 = 16 + 20a

Solving for variable 'a'.

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

Add '-20a' to each side of the equation.
76 + -20a = 16 + 20a + -20a

Combine like terms: 20a + -20a = 0
76 + -20a = 16 + 0
76 + -20a = 16

Add '-76' to each side of the equation.
76 + -76 + -20a = 16 + -76

Combine like terms: 76 + -76 = 0
0 + -20a = 16 + -76
-20a = 16 + -76

Combine like terms: 16 + -76 = -60
-20a = -60

Divide each side by '-20'.
a = 3

Simplifying
a = 3

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