3a+4=2a-10+15

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Solution for 3a+4=2a-10+15 equation: 



3a+4=2a-10+15

We move all terms to the left:

3a+4-(2a-10+15)=0

We add all the numbers together, and all the variables

3a-(2a+5)+4=0

We get rid of parentheses

3a-2a-5+4=0

We add all the numbers together, and all the variables

a-1=0

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

a=1

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