3a+4=2-3.5a+7

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Solution for 3a+4=2-3.5a+7 equation: 



3a+4=2-3.5a+7

We move all terms to the left:

3a+4-(2-3.5a+7)=0

We add all the numbers together, and all the variables

3a-(-3.5a+9)+4=0

We get rid of parentheses

3a+3.5a-9+4=0

We add all the numbers together, and all the variables

6.5a-5=0

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

6.5a=5

a=5/6.5

a=5/6.5

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