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nordsb [41]
3 years ago
14

What does reciprocal mean?

Mathematics
2 answers:
juin [17]3 years ago
7 0
The reciprocal of a fraction is the fraction turned upside-down. For example the reciprocal of 2/3 is 3/2 , or as a mixed number: 1 1/2
Alex_Xolod [135]3 years ago
6 0
You have to flip a fraction or number to get the reciprocal.
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Shelly is hanging strings of holiday lights around the front windows of her house. Each window is a square with sides measuring
xeze [42]

Answer:

  4

Step-by-step explanation:

The perimeter of each square window is 4 times the length of one side, so is 20 feet.

80 feet can be divided into 80/20 = 4 sections of 20 feet each.

Shelly has enough lights to surround 4 windows.

8 0
3 years ago
Read 2 more answers
I need help for solving
lys-0071 [83]
5) w/8 =11+5 → w/8=16
w=16÷8=2

6)a/-2 -6=1
a/-2=7
a=7×-2=-14

7)k/2=22
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3 0
3 years ago
How do if-then statements describe mathematical relationships?
Lelechka [254]

Answer:

Math relationships

Step-by-step explanation:

A mathematical relation is, a relationship between sets of numbers or sets of elements. Often you can see relationships between variables by simply examining a mathematical equation. Many physical relationships in electrostatics, electrodynamics, thermodynamics, etc. are expressed by mathematical equations. hope this helps you :)

6 0
3 years ago
Solve this please!!!
Pani-rosa [81]
I attached a couple below pictures with all the work and a bit more information to help you understand the problem.
I hope this helps! If you have any questions, just comment them below :)

5 0
3 years ago
-3(n+3) - 10(8n + 9)
MrMuchimi

−3(n+3)−10(8n+9)

(−3)(n)+(−3)(3)+(−10)(8n)+(−10)(9)

=−3n+−9+−80n+−90

=−3n+−9+−80n+−90

=(−3n+−80n)+(−9+−90)

=−83n+−99 <- ANSWER

3 0
3 years ago
Read 2 more answers
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