3+6+3+9a=2a

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Solution for 3+6+3+9a=2a equation:


Simplifying
3 + 6 + 3 + 9a = 2a

Combine like terms: 3 + 6 = 9
9 + 3 + 9a = 2a

Combine like terms: 9 + 3 = 12
12 + 9a = 2a

Solving
12 + 9a = 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
12 + 9a + -2a = 2a + -2a

Combine like terms: 9a + -2a = 7a
12 + 7a = 2a + -2a

Combine like terms: 2a + -2a = 0
12 + 7a = 0

Add '-12' to each side of the equation.
12 + -12 + 7a = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 7a = 0 + -12
7a = 0 + -12

Combine like terms: 0 + -12 = -12
7a = -12

Divide each side by '7'.
a = -1.714285714

Simplifying
a = -1.714285714

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