3+7+9a=

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Solution for 3+7+9a= equation: 


Simplifying
3 + 7 + 9a = 0

Combine like terms: 3 + 7 = 10
10 + 9a = 0

Solving
10 + 9a = 0

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + 9a = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 9a = 0 + -10
9a = 0 + -10

Combine like terms: 0 + -10 = -10
9a = -10

Divide each side by '9'.
a = -1.111111111

Simplifying
a = -1.111111111

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