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muminat
4 years ago
15

In arithmetic, variables look like _____.

Mathematics
1 answer:
yuradex [85]4 years ago
6 0

The right answer is letters

Arithmetic is a branch of mathematics that studies the numbers and the properties with them. The main properties are addition, subtraction, multiplication and division. Variables are non-constant values, so we use letters to assign a number to a variable and the operator that allows us to do this is =. For instance, if we have the variable x, we can say that this variable is equal to 4. Then:


x=4


Suppose the value of the variable changes to 5, then the new value of it is given by:


x=5


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A city is located at a height of 138m above sea level while a town is at a height of 51m below sea level represent the altitude
LenKa [72]

Answer:

The difference between city and town is 189m.

Step-by-step explanation:

A city is 138m above sea level and town is 51m below see level.

When finding the differences, you have to take the highest value and subtract the lowest value :

138 - ( - 51) = 138 + 51 = 189m

8 0
3 years ago
tim measures a water tower (cylinder) with the circumference of 62.8cm and height of 11.5cm, in his town a person needs 300cm3 o
miss Akunina [59]

Answer:

about 12 people

Step-by-step explanation:

cir.=2πr=62.8 , so r=31.4/π , vol of tower= base area × hight = πr² × 11.5 ≈ 3609.17 cm³ , number of people= vol/300 ≈ 12

7 0
3 years ago
Over the past ten years, the town's population doubled in size. The population is currently 12,000. What was the population ten
jeyben [28]

The answer is B

The population is P

If it doubled it is 2P or 2 times P and that equals 12,000

8 0
3 years ago
What is the product of StartFraction 4 Over 5 EndFraction times StartFraction 3 Over 7 EndFraction?
Neko [114]

Answer: Exact Form:

12

—

35

Decimal Form:

0.3428571

Step-by-step explanation:

4x3=12

5x7=35

4 0
3 years ago
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yulyashka [42]

Answer:

49.19

Step-by-step explanation:

simple

7 0
3 years ago
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