2(3a+1)=77

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Solution for 2(3a+1)=77 equation: 


Simplifying
2(3a + 1) = 77

Reorder the terms:
2(1 + 3a) = 77
(1 * 2 + 3a * 2) = 77
(2 + 6a) = 77

Solving
2 + 6a = 77

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + 6a = 77 + -2

Combine like terms: 2 + -2 = 0
0 + 6a = 77 + -2
6a = 77 + -2

Combine like terms: 77 + -2 = 75
6a = 75

Divide each side by '6'.
a = 12.5

Simplifying
a = 12.5

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