Answer:
x=17
Step-by-step explanation:
5x-35=50
+35 +35
_________
5x=85
÷5 ÷5
__________-
x=17
Hope this helps :D
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Answer:
$936
Step-by-step explanation:
10% is just divided by 10 so 9360 divided by 10 is 936

Explanation:
Since we have given that
The prices of three t-shirts styles i.e $24, $30, $36 with their probability is given by

As we know that,


Now,

and

So,

So, the expected value of a t-shirt = $31.
Answer:
x=26
Step-by-step explanation:
3x +12 =90
subtract 12 from each side
3x=78
divide 3 from each side
x=26