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antoniya [11.8K]
3 years ago
7

Need help IN MATH ASAP

Mathematics
1 answer:
sashaice [31]3 years ago
3 0
A2+B2=C2
402+302=C2
1600+900=C2
2500. =C2
50. =c


all the 2 mean squared
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I need some help with the question
vagabundo [1.1K]

To solve this you first need to turn your mixed numbers into improper fractions. to do this for 9 \frac{4}{5} you multiply the denominator (5) by the whole number (9) to get 45 and then add that to the numerator (4) to get your new fraction \frac{49}{5}.

You repeat this process with 3\frac{1}{2} to get \frac{7}{2}.

Now that you have two fractions you can multiply by the opposite reciprocal. To do this you flip the second fraction and change the division sign to a multiplication sign like so \frac{49}{5} * \frac{2}{7}

Then, you just multiply the fractions by multiplying the numerators to get 98 and multiplying the denominators to get 35.

Now, to simplify \frac{98}{35} * \frac{2}{7} you first divide both the numerator and denominator by 7 to get \frac{14}{5} * \frac{2}{7}.

Finally, you can take 10 out of the numerator to make 2\frac{4}{5} * \frac{2}{7}

8 0
4 years ago
What is 1/3x -5/7 equal to
ehidna [41]
It can't be simplified because 1/3x and -5/7 aren't like terms and therefore you cannot do addition or subtraction with them.

If you meant x as in multiplied by then here is the solution:
1/3*-5/7
(1*-5)/(3*7)
-5/21

Hope this helps :)
3 0
3 years ago
2p - 6 = 8 + 5(p +9)<br> How do you solve it
Marat540 [252]

Step-by-step explanation:

2p-6=8+5p+45

2p-6=53+5p

2p-5p=53+6

-3p=59

p=59/-3

p= -19.67

let me know if this helps :)

3 0
3 years ago
Read 2 more answers
Forty-six students go on a field trip. The students are divided into groups of 7 students. How many groups of 7 will there be?
Greeley [361]

Answer:

6

Step-by-step explanation:

Given that :

The school children are going for a school field trip. There are total forty - six number of students for the field trip.

They are asked to form groups of seven students in a group.

Therefore they will form = $\frac{46}{7}$

                                      = 6.5

Therefore there will 6 number of groups having 7 students. And the remaining  4 students will form another group.

So there will be 6 groups of seven in each group.

5 0
3 years ago
What would the coordinate be 2x+8y=20<br> y=2
svetlana [45]
2x+8y=20;y=2
2x+8(2)=20
2x+16=20
     -16 -16
-------------------
2x=4
x=2
The coordinate will be (2,2)! Hope that was helpful :)
6 0
3 years ago
Read 2 more answers
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