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(13(13)+10)+2x=90
We move all terms to the left:
(13(13)+10)+2x-(90)=0
determiningTheFunctionDomain 2x-90+(1313+10)=0
We add all the numbers together, and all the variables
2x-90+1323=0
We add all the numbers together, and all the variables
2x+1233=0
We move all terms containing x to the left, all other terms to the right
2x=-1233
x=-1233/2
x=-616+1/2
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