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Marina86 [1]
3 years ago
6

Tell wether the ordered pair (5,-3) is a solution of the system -3x+2y=-21;-x-y=-2

Mathematics
1 answer:
Viefleur [7K]3 years ago
8 0

Answer:

(5,-3) is a solution of -x-y=-2

Step-by-step explanation:

You just plug in the numbers in the equation

x=5 y=-3

-5(5)+2(-3)=-25-6 which doesn't equal -21

-5-(-3)=-5+3=-2

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Artemon [7]

Answer:

11.625

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3 years ago
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Of the 200 cows in the herd, five-eighths grazed in the field. The rest slept near the barn. How many grazed in the field and ho
agasfer [191]

Answer:

125 barn 75 sleeping

Step-by-step explanation:

5/8 of 200 cows

of means multiply

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7 0
1 year ago
Compare 8.25 and 8.250
GenaCL600 [577]
The answer is = because of you take away the 0 in the decimal 8.250 it's the same decimal as 8.25 and in decimals the zeros farthest to the right don't matter.
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3 0
2 years ago
7+(-3)+(-5)-10<br>how do i simplify ​
4vir4ik [10]

Answer:

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8 0
3 years ago
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Kobotan [32]

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Step-by-step explanation:

this is your answer

4 0
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