1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Zepler [3.9K]
2 years ago
13

What is the value of the expression below when z=3?

Mathematics
1 answer:
sashaice [31]2 years ago
5 0

Answer:

82

Step-by-step explanation:

10z^2 - 2z - 2 =

10(3)^2 - 2(3) - 2 =

10(9) - 2(3) - 2 =

90 - 6 - 2 = 82

You might be interested in
45% of 120 is what answer please
marishachu [46]

Answer:

54

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
A map of Australia has a scale of 1cm : 110 km. If the distance between Darwin and Alice springs is 1444 kilometers, how far apa
goldenfox [79]
You divide 1444 kilometers by 110 kilometers to get x cm.

1444/110 = <span>13.127

x = 13.127 cm

hope this helps</span>
5 0
3 years ago
If (a,b) is the vertex of the parabola whose equation is y= (x+3)^2 +3, what is the value of a+b?
Lerok [7]
The vertex is (-3,3),so a =-3, b=3. a+b=0
6 0
3 years ago
Name the property or properties illustrated by the statement if x+5=3 and 3=y, then x+5=y
oee [108]
It is substitution. Because you are substituting 3=y into x+5=3
3 0
3 years ago
The Statue of Liberty is about 300 feet tall and about 30 feet wide. The town of Unionville is building a smaller model for thei
hichkok12 [17]
It’s dividing by a factor of 10. So 30 divided by 10=3. You then do the same thing for the height. 300 divided by 10=30. The answer is 30.
5 0
3 years ago
Other questions:
  • What is the percent change in the amount of a speaker that went from $120 originally to $110 now? (Round to nearest percent.)
    14·2 answers
  • PLEASE HELP ME!!!
    8·2 answers
  • Rachel is bowling with her friends. her bowling ball has a radius of 4 inches. as she bowls she tracks the location of the finge
    14·1 answer
  • Ok so I just need to match the letter with the definition but I don’t get it help please!
    5·1 answer
  • The mean waiting time at the drive-through of a fast food from the time the order is placed to the time the order is recieved is
    15·1 answer
  • A boat moves at a rate of 11 mph in Stillwater if the rivers current flow at a rate of 2 mph how long does it take the boat to t
    5·1 answer
  • On a scale drawing, the height of a tree is 3.75 inches. If the scale of the drawing is 1 in. : 50 ft, how tall is the tree?
    15·1 answer
  • (6x-5y+4)dy+(y-2x-1)dx=0​
    8·1 answer
  • Find the value of x so that f (x)=7 <br> x=
    10·1 answer
  • Op + 8 Part B If the jumping price is $18.50 per hour and the fee for socks is $3.25, what is the total cost, in dollars, for th
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!