a+(a+15)+(a-5)=250

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Solution for a+(a+15)+(a-5)=250 equation:



a+(a+15)+(a-5)=250
We move all terms to the left:
a+(a+15)+(a-5)-(250)=0
We get rid of parentheses
a+a+a+15-5-250=0
We add all the numbers together, and all the variables
3a-240=0
We move all terms containing a to the left, all other terms to the right
3a=240
a=240/3
a=80

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