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Alecsey [184]
3 years ago
7

3/8d+3/4 factor out coefficient

Mathematics
1 answer:
Orlov [11]3 years ago
5 0
Coefficient is a number next to the variable so the coefficient of this expression is 3/8
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You are purchasing carpeting for an office building. The space to be carpeted is 30 feet by 50 feet. Company A charges $2.99 per
Umnica [9.8K]
Total area is 30 by 50 feet=1500 ft^2
So per square foot charges are 2.99$ and 200 additional
1500×2.99+200=4685$

And another charging 19.99$ per square yard
1 yard = 3feet
30 feet=10 yard
50 feet=50/3 yard
Area=50/3×10=500/3=166.66yards^2
So they will charge 166.66×19.99=3331.66+500= 3831.66$

So comapny B is cheaper and best deal
8 0
3 years ago
Select three ratios that are equivalent to 4:3 <br><br> Choose 3 correct answers
gregori [183]

Answer:

8:6 & 12:9 & 16:12

Step-by-step explanation:

hope this help ☆

7 0
3 years ago
Question 3 Unsaved
bazaltina [42]

Answer:

Step-by-step explanation:

DE given is

y''+8y'+15y=0, y(0)=0, y'(0)=1

Take Laplace on the DE

We get

s^2 Y(s) -sY(0) -y'(0)+8(sY(s)-y(0))+15Y(s) =0\\s^2 Y(s) -s(0) -1+8(sY(s)-0)+15Y(s) =0\\Y(s)(s^2+8s+15)-1=0\\Y(s) = \frac{1}{s^2+8s+15}

Simplify to get

Y(s) = \frac{1}{2}[ {\frac{1}{s+3} -\frac{1}{s+5} }]

Take inverse

y(t) = \frac{e^{-3t} -e^{-5t}}{2}

8 0
3 years ago
Kerry worked 46 hours last week. His hourly rate is $9.60. He has the following deductions taken from his pay: federal income ta
KiRa [710]

Answer:

  $341.96

Step-by-step explanation:

Assuming Kerry was not paid at an overtime rate for extra hours (despite his union affiliation), his gross pay is ...

  (46 h)×($9.60/h) = $441.60

His percentage deductions add to 17.65%, so will have a dollar amount of ...

  0.1765×$441.60 = $77.94

The dollar amount deductions total $21.70 in addition to his percentage deductions, so Kerry's net pay is ...

  $441.60 -77.94 -21.70 = $341.96

4 0
3 years ago
Does this graph represent a function? Why or why not?
Yuliya22 [10]

Answer:

It’s D because no lines overlap so it passes the vertical line test

Step-by-step explanation:

5 0
3 years ago
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