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Dmitry_Shevchenko [17]
3 years ago
6

2x+y=8 and 6x-y=5...which variable should be eliminated and why ​

Mathematics
1 answer:
vredina [299]3 years ago
4 0

Answer:variable y

Step-by-step explanation:

because it doesn’t have a like variable

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Composite volcanoes are known for their beautiful, distinctive cone shape. A composite volcano called Mayon in the Philippines h
Grace [21]

Answer: 77.283km^{2}

Step-by-step explanation:

The formula for the lateral area of a cone L.A is:

L.A=\pi r h

Where:

r=10km is the radius of the circular base of the cone

As we know its diameter d=20km, its radius is r=\frac{d}{2}=10km

h=2.46km is the height of the cone

L.A=\pi (10km)(2.46km)

L.A=77.283km^{2} This is the lateral area of the volcano with the shape of a cone

7 0
3 years ago
What is the surface area?​
Alchen [17]

Answer:

SA: 1575.2

Step-by-step explanation:

(22)(22) + (26)(22) = (23.6)(22)

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I hope I helped you ;)

6 0
3 years ago
The price of an Item has been reduced by 80%. The original price was $65. What is the price of the item now?​
PIT_PIT [208]

Answer:

$13

Step-by-step explanation:

multiply 65 by 80 then divide by 100, you get 52, so subtract 65 from 52 you get 13

5 0
3 years ago
What is the zero of the function ?
Maru [420]

Answer:

The zero of a function is any replacement for the variable that will produce an answer of zero. Graphically, the real zero of a function is where the graph of the function crosses the x‐axis; that is, the real zero of a function is the x‐intercept(s) of the graph of the function.

Step-by-step explanation:

4 0
3 years ago
If 7 units represent 98 liters, find the value of 15 units
klemol [59]
7/98 = 15/x so if you cross multiply and divide you get 15(98) divided by 7 which means x=86.47...
5 0
4 years ago
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