The biggest possible set is

.
The question to ask yourself is: is the operation

<em>not valid for some values of x ? ("not valid" = impossible to compute)
</em>After removing all invalid values of <em>x </em>(if any), you have obtained the domain.<em>
</em>
Answer:
confusion maxed out
Step-by-step explanation:
<h3>hello!</h3>
In order to solve a proportion, you should cross-multiply:-

Multiply 3x times 2 and 10 times 3:-

Divide both sides by 6:-

<h3>note:-</h3>
Hope everything is clear; if you need any clarification/explanation, kindly let me know, and I'll comment and/or edit my answer :)
Answer:
$52.71
Step-by-step explanation:
Today's price= $58.63
Yesterday's price= y
Difference= $5.92
y+5.92 = 58.63
y = 58.63 - 5.92
= $52.71