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oksano4ka [1.4K]
4 years ago
9

:))) help por favor

Mathematics
1 answer:
miskamm [114]4 years ago
3 0
1 and 5 are equal, 1 and 8 are equal, 5 and 8 are equal
So if 1+5=100 and they're equal divide by 2: 100/2=50. So if 1 and 5 equals 50, then 8 also =50 :)
You might be interested in
a library has an average of 510 visitors on Sundays and 240 visitors on other days. The average number of visitors per day in a
serious [3.7K]

Answer:

285

Step-by-step explanation:

hi

personally this is how i would do this question but there are other ways.

i would start off by seeing how many sundays there are in the month (which is 5) then the number of other days which is 25. i'd then multiply 5 by 510 which is 2550. add that to 240 times 25 (which is 6000) and all of that together is 8550. divide that by the number of the days in the month (30) and then you'll get the daily avergae for the month

hope this helped:)

6 0
3 years ago
three sets of the sum of a number and four are added to the sum of seven times the same number and thirteen
almond37 [142]

The algebraic expression for given statement is: 10x + 25 or 3(x + 4) + (7x + 13)

<em><u>Solution:</u></em>

Given the statement:

Three sets of a sum of a number and four are added to the sum of seven times the same number and thirteen

Let us first understand the given statement,

Let the number be "x"

" sum of a number and four" means x + 4

"Three sets of a sum of a number and four" translated to 3(x + 4)

"sum of seven times the same number and thirteen" means 7x + 13

<em><u>Thus the algebraic expression for given statement is:</u></em>

3(x+4)+(7x + 13)

<em><u>Using distributive property in above expression</u></em>

a(b+c) = ab + bc

Therefore,

3(x+4)+(7x + 13) = 3x + 12 + 7x + 13

<em><u>Combine the like terms</u></em>

3(x+4)+(7x + 13) = 10x+25

Thus the required expression for given statement is: 10x + 25 or 3(x + 4) + (7x + 13)

7 0
3 years ago
3. Which situation is best described by the graph shown?
Alex73 [517]
There is no graph doe ...
3 0
3 years ago
Match the side and angle measures of each triangle to its correct classification.
mojhsa [17]

Step-by-step explanation:

the first one is acute equilateral

the second one is obtuse scalene

the third one is right scalene

the fourth one is obtuse isosceles

7 0
2 years ago
Find the value of the polynomial-x -x^2+3x+2 what x =-4
Lelechka [254]
I got 270. hope this helped
4 0
3 years ago
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