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Tju [1.3M]
3 years ago
12

ASAP need help please

Mathematics
1 answer:
Akimi4 [234]3 years ago
5 0

Answer:

A or B

Step-by-step explanation:

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You need to solve a system of equations. You decide to use the elimination method. Which of these is not allowed? 3x-2y=7 equati
svetlana [45]

Answer:

x = 31/9 and y = 5/3

Step-by-step explanation:

It is given that,

3x - 2y = 7  -----(1)

3x + 4y = 17 ----(2)

<u>To find the solution by elimination method</u>

Step 1: Subtract eq(2) from eq(1)

3x - 2y = 7  -----(1)

<u> 3x + 4y = 17 </u>----(2)

0  - 6y = -10

6y = 10

y = 10/6 = 5/3

Step 2: Substitute the value of y in eq (1)

  3x - 2y = 7  -----(1)

  3x  - 2*(5/3) = 7

  3x = 7 + 10/3

  3x = 31/3

   x = 31/9

Therefore x = 31/9 and y = 5/3

5 0
3 years ago
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Charlie runs at a speed of 3 yards per second. about how many miles per hour does charlie run?
harina [27]
Points for the points
4 0
3 years ago
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The local newspaper has letters to the editor from 10 people. If this number represents ​2% of all of the​ newspaper's readers,
RideAnS [48]

Answer:

The newspaper has 500 readers.

Step-by-step explanation:

We have that:

10 people is 2$ of all newspapers readers, which total t. This means that:

0.02t = 10

t = \frac{10}{0.02}

t = \frac{1000}{2}

t = 500

The newspaper has 500 readers.

5 0
3 years ago
1/4 is to 2/3 as x is to 3/3?
ZanzabumX [31]

Answer: I think 59/100

Thank you for asking and hope this helps - report if it's wrong.

7 0
3 years ago
Birth control pills have a theoretical annual efficacy of 99.5%, but a real-worls efficacy of only 95%. If a college student tak
shutvik [7]

Answer:In my opinion B.0.005 is the correct answer

Step-by-step explanation:

hope it will help you

3 0
2 years ago
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