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Levart [38]
3 years ago
7

When it comes to finding the common denominator, do I add or subtract it to the denominator ​

Mathematics
2 answers:
MArishka [77]3 years ago
6 0

Answer:

when you find the common denominators you find the LCM.

Step-by-step explanation:

Aloiza [94]3 years ago
5 0

Answer: Subtract

Step-by-step explanation: Make your denominator equal using the concept of LCM, then subtract the numerators accordingly. Rewrite each fraction to its equivilent fraction with a denominator equal to the LCM=30, then you need to subtract the numberators, but make sure to reduce your answer to the lowest possible term. I hope this helps.

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A Car can Travel 82 miles on 2 gallons of gasoline. How Far can it travel on 9 gallons?​
Tom [10]

Answer:

369 miles

Step-by-step explanation:

82 miles =2 gallons

41 miles = 1 gallon

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7 0
3 years ago
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At one of New York’s traffic signals, if more than 17 cars are held up at the intersection, a traffic officer will intervene and
olga55 [171]
The random variable is the number of cars held up at the intersection.

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You live in a big apartment. The bedroom is 15 by 20 feet. Calculate the area of your bedroom.
Natasha_Volkova [10]

Answer:

The answer is B 300 sq. ft.

Step-by-step explanation:

If you multiply 15 by 2 you were to get 30 but since it is 15 multiplied by 20 instead its like adding a 0 at the end of the number so we change 30 to 300.

Hope this helps :)

4 0
3 years ago
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HELP PLEASE BE QUICK
Stolb23 [73]
1) (x+a)^2
and idk the rest
i also do if that’s right or not
3 0
3 years ago
What is the volume of the cube if the side length is 40cm​
swat32

Answer:

The formula to find the volume of a cube : s^3 so

S=40 cm

Now

by the formula,

40^3

64000

7 0
2 years ago
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