30a+9=9a

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Solution for 30a+9=9a equation:


Simplifying
30a + 9 = 9a

Reorder the terms:
9 + 30a = 9a

Solving
9 + 30a = 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
9 + 30a + -9a = 9a + -9a

Combine like terms: 30a + -9a = 21a
9 + 21a = 9a + -9a

Combine like terms: 9a + -9a = 0
9 + 21a = 0

Add '-9' to each side of the equation.
9 + -9 + 21a = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 21a = 0 + -9
21a = 0 + -9

Combine like terms: 0 + -9 = -9
21a = -9

Divide each side by '21'.
a = -0.4285714286

Simplifying
a = -0.4285714286

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