Answer:
About 47.03 dollars
Step-by-step explanation:
4.5 percent of 45 is 2.025.
Add that to original price of 45.
Round to the nearest tenth.
Hope this helps!
Answer:
c
Step-by-step explanation:
Answer:
Step-by-step explanation:
From the information given :
The null hypothesis 
The alternative hypothesis 
Given that:
the sample size n = 21
sample standard deviation s = 68
population standard deviation σ = 60
a) The level of significance 
b) The chi-square statistics can be calculated as:




The degree of freedom is :
= n - 1
= 21 - 1
= 20
Answer:
3. 2x+18=4x+26
Step-by-step explanation:
2(x+9)=4(x+7)+2
2x+18=4x+28+2
2x+18=4x+<u>3</u><u>0</u>
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Hope this helps ;) ❤❤❤
Answer:
x=18.25
Step-by-step explanation:
the square has to have a 90 degress angle so 4x+17=90
4x + 17 = 90
-17 -17
--------------------
4x = 73
and once you do 73/4 you get 18.25 so
<h2>x = 18.25</h2>
-hope this helps