0,5a+9=0,2a

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Solution for 0,5a+9=0,2a equation: 



0.5a+9=0.2a

We move all terms to the left:

0.5a+9-(0.2a)=0

We add all the numbers together, and all the variables

0.5a-(+0.2a)+9=0

We get rid of parentheses

0.5a-0.2a+9=0

We add all the numbers together, and all the variables

0.3a+9=0

We move all terms containing a to the left, all other terms to the right

0.3a=-9

a=-9/0.3

a=-30

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