4a-9=2a+9,8

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Solution for 4a-9=2a+9,8 equation: 



4a-9=2a+9.8

We move all terms to the left:

4a-9-(2a+9.8)=0

We get rid of parentheses

4a-2a-9.8-9=0

We add all the numbers together, and all the variables

2a-18.8=0

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

2a=18.8

a=18.8/2

a=9+0.8/2

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