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Ymorist [56]
3 years ago
13

A carton contains 40 books. The number of paperbacks is 5 less than twice the number of hardbacks. How many hardbacks are in the

carton?
Mathematics
1 answer:
Helga [31]3 years ago
7 0
Just solve the equation 2x-5
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In AABC, mZA=x, mZB = 2x +2, and
AnnyKZ [126]

Answer:

x = 29

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Sum the 3 given angles and equate to 180

x + 2x + 2 + 3x + 4 = 180, that is

6x + 6 = 180 ( subtract 6 from both sides )

6x = 174 ( divide both sides by 6 )

x = 29

6 0
3 years ago
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What is 2\20 divided by 2
Valentin [98]
\frac{2}{20} \div 2 \\ \\  \frac{1}{10} \div 2 \\ \\  \frac{1}{10} \times  \frac{1}{2} \\ \\  \frac{1 \times 1}{10 \times 2} \\ \\  \frac{1}{20} \\ \\

The final result is: 1/20 or 0.05.
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4 years ago
Help please =*7=76=)(=(*+*(=
Triss [41]

Answer:

Likely

Step-by-step explanation:


8 0
3 years ago
PLZ ANSWER THIS ITS DUE TODAY I WILL GIVE BRAINLEST!!!!
Sever21 [200]

Answer:

In many instances, the lyrics to folk songs came from existing nursery rhymes or poems, and some of the nursery rhymes had variations, depending on region or time. Thus, these folk songs may have lyrics that are slightly different from those you are familiar with.

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Step-by-step explanation:

3 0
3 years ago
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Indicate an interval that is decreasing, and explain your reasoning.
leva [86]

Answer:

(-1,1) because -1 and 1 are not inclusive

Step-by-step explanation:

from x = -1 to x = 1, the y-value keeps decreasing from 4 to 2

there is another one, (3,5)

4 0
3 years ago
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