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elena-14-01-66 [18.8K]
3 years ago
15

How do you solve problems with propertions?

Mathematics
1 answer:
belka [17]3 years ago
8 0

You just cross multiply for example if its 2/5 and 5/6 you multiply 6 by 2 and  5  by 5 denominator multiplied by numerator pretty easy! 
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The sum of 3 consecutive even numbers is 132<br><br>pleaase help!!!
agasfer [191]

Answer:

42,44,46

Step-by-step explanation:

we first divide the 132 by the 3 which gives 44

since the numbers involved are even numbers and we know even numbers are numbers divisible by 2 we subtract 2 from the 44 and also add 2 to the 44 the get the rest of the two numbers which is from the above explanation

(44-2),44,(44+2)

42,44,46

we can check whether the above numbers are correct by adding to see whether we get 132

42+44+46=132 which are consecutive even numbers

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3 years ago
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Be specific please!!!
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Can someone please help?
Sonja [21]

Answer:y=2x-5

Step-by-step explanation:

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What is the median of these numbers, 78,57,45,70,72? *
lana66690 [7]

Answer:

Step-by-step explanation:

arranging in ascending order

45,57,70,72,78

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3 years ago
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Match the equivalent expressions.
yarga [219]

Answer:

One pair of equivalent expressions is:

x - 3y + 12

12 - 3y - 2x + x + 2x

Second,

x + 3y + 12

3x + 2y - 2x + y + 12

third,

3y + 12

x + 3y + 2x - 3x + 7 + 5

four,

3x + y - 12

4y + 3y + 3x - 6y - 10 - 2

Step-by-step explanation:

In order to match the equivalent expressions we have to put each expression in its simplest form

So,

x-3y+12\\\\12 - 3y - 2x + x + 2x\\=12-3y+x\\=x-3y+12\\\\3x + 2y - 2x + y + 12\\=x+3y+12\\\\4y + 3y + 3x - 6y - 10 - 2\\=3x+y-12\\\\x + 3y + 2x - 3x + 7 + 5\\=3y+12\\\\5 + 2y + 7x - 4x + 3y - 17\\=5y+3x-12

One pair of equivalent expressions is:

x - 3y + 12

12 - 3y - 2x + x + 2x

Second,

x + 3y + 12

3x + 2y - 2x + y + 12

third,

3y + 12

x + 3y + 2x - 3x + 7 + 5

four,

3x + y - 12

4y + 3y + 3x - 6y - 10 - 2

..

3 0
3 years ago
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