0.5a+4.2a=3a-9.18

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Solution for 0.5a+4.2a=3a-9.18 equation: 



0.5a+4.2a=3a-9.18

We move all terms to the left:

0.5a+4.2a-(3a-9.18)=0

We add all the numbers together, and all the variables

4.7a-(3a-9.18)=0

We get rid of parentheses

4.7a-3a+9.18=0

We add all the numbers together, and all the variables

1.7a+9.18=0

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

1.7a=-9.18

a=-9.18/1.7

a=-5+0.68/1.7

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