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IRISSAK [1]
3 years ago
7

Can someone please help me on the multiple choice 1-3 please ? Im stuck please

Mathematics
1 answer:
Makovka662 [10]3 years ago
3 0

Answer:

1. (4)x + y =50

  2x + 4y =172

2. (1)x + y =8

   150x + 50y =800

3. (1)x + y =20

   25 + 10y =290

Step-by-step explanation:

Just trust me and its too much work explaining and im lazy so just ask your teacher or a friend if you can.

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Convert 23/3 (fraction) into a mixed number
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PLEASE I NEED HELP QUICKLY!!! Find the solution for the given system of equations in the form (x,y). ​ -x+y=8 7x+3y=-6
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<u>Answer:</u>

The answer D is correct.

<u>Step-by-step explanation:</u>

-x + y = 8 ⇒ ( 1 )

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Let us take equation 2 and let us replace y with (8+x).

Let us solve and find the value of x.

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And now let us find the value of y.

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y = 8 + x

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