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Vladimir [108]
2 years ago
13

What is the result when −2/3 subtracted from −14/15?

Mathematics
1 answer:
disa [49]2 years ago
7 0

Step-by-step explanation:

14/15 - 2/3 =

14/15 and 2/3 lcm is 15

so 14/15 becomes 14/15

- 2/3 become 10/15

15÷5=3 and 10÷5=2

so 14/15

-10/15=4/15

14-10 = 4

answer is 4/15 and since 15 can't be divided by 4 equally it is in simplest form at 4/15

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How do u reduce 60/72
shusha [124]
You divide by 2/2 and get 30/36 then divide again 2/2
15/18

Hope this helps :D
5 0
3 years ago
How many subsets of at least one element does a set of seven elements have?
Tomtit [17]

\boxed{\large{\bold{\blue{ANSWER~:) }}}}

For each subset it can either contain or not contain an element. For each element, there are 2 possibilities. Multiplying these together we get 27 or 128 subsets. For generalisation the total number of subsets of a set containing n elements is 2 to the power n.

3 0
3 years ago
The formula for the surface area of a cylinder is SA= 2 pi r (h + r). What is the surface area of a cylinder when r = 3 centimet
Grace [21]

Answer:

if you google (surface area of a cylinder) it lets you input the radius and height and it gives your answer

Step-by-step explanation:

3 0
3 years ago
A rectangular pan has a length that is the width. The total area of the pan is 432 in.2. What is the width of the cake pan? A =
spayn [35]

Answer:

Let width = w

length = 4w/3

Area = 432 = length*width = w*4w/3

4w^2/3 = 432

w^2 = 432*3/4 = 324

w = 18

so the width of the cake pan is 18 inches.

4 0
3 years ago
Please HELP
krok68 [10]
1 meter = 100 centimeters
2.5 meters = 250 cm
If you use 50 cm, then you have
2 meters or 200 cm left
8 0
3 years ago
Read 2 more answers
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