12=.09a

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Solution for 12=.09a equation:


Simplifying
12 = 0.09a

Solving
12 = 0.09a

Solving for variable 'a'.

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

Add '-0.09a' to each side of the equation.
12 + -0.09a = 0.09a + -0.09a

Combine like terms: 0.09a + -0.09a = 0.00
12 + -0.09a = 0.00

Add '-12' to each side of the equation.
12 + -12 + -0.09a = 0.00 + -12

Combine like terms: 12 + -12 = 0
0 + -0.09a = 0.00 + -12
-0.09a = 0.00 + -12

Combine like terms: 0.00 + -12 = -12
-0.09a = -12

Divide each side by '-0.09'.
a = 133.3333333

Simplifying
a = 133.3333333

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