12a+9=77

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Solution for 12a+9=77 equation: 


Simplifying
12a + 9 = 77

Reorder the terms:
9 + 12a = 77

Solving
9 + 12a = 77

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + -9 + 12a = 77 + -9

Combine like terms: 9 + -9 = 0
0 + 12a = 77 + -9
12a = 77 + -9

Combine like terms: 77 + -9 = 68
12a = 68

Divide each side by '12'.
a = 5.666666667

Simplifying
a = 5.666666667

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