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Greeley [361]
3 years ago
8

a school librarian ordered new books for the library. 1/3 are science 2/5 are biography and the rest of the books are fiction. W

hat fraction of the books ordered are fiction?
Mathematics
2 answers:
Fantom [35]3 years ago
4 0

i think it would be 4/15 because science is 6/15 and fiction is 5/15

i don't need it but brainliest is appreciated

Reil [10]3 years ago
4 0

The way I would do this problem would be to find a common denominator for both of the fractions.

5/15

6/15

And then we can find out how many books there are left.

5/15 + 6/15 is 11/15

11/15 books are about science and biography, the other 4/15 are fiction.

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stich3 [128]

Answer:

Step-by-step explanation:

(equation: 17-2.5=2)

17-2.5=2

<u>-2.5 </u>

<u>17=2</u>

<u>17 divided by 2 </u>

<u>8.5 is the </u>

<u>he would have 8.5 inches of snow on his lawn.</u>

4 0
2 years ago
Shown below is a problem Margaret solved and the steps she used to solve it. Margaret has entered this problem incorrectly. What
leva [86]

She has distributed the bracket incorrectly

\frac{1}{2}(64 + 5) - 0.2(- 20 + 10)

= \frac{1}{2}(69) - 0.2 (- 10)

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7 0
3 years ago
Two equations are given below:
stealth61 [152]

a is given to us so just plug a into the first equation:

b-3 - 3b =9

Add 3 to both sides:

b-3b=12

Combine like terms:

-2b=12

Divide by -2 to get b by itself:

b=-6

The only answer with b as -6 is the first one, (-9,-6)

8 0
3 years ago
Read 2 more answers
50 points if you answer correctly
rewona [7]

Answer:

f(3) =  {3}^{2}  + 5(3) - 9 \\ f(3) = 9 + 15 - 9 \\ f(3) = 15

3 0
3 years ago
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Blank - 5.27 = 2.99<br> literally forgot how decimals work
bulgar [2K]

Answer:

8.26

Step-by-step explanation:

you can solve this by putting x for blank

x-5.27=2.99

solve for x

x-5.27+5.27=2.99+5.27

x=8.26

3 0
2 years ago
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