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nevsk [136]
2 years ago
6

HELP WHICH ARE CORRECT ??

Mathematics
1 answer:
alexandr402 [8]2 years ago
8 0
The second (-35 + 21x) and the fourth one (21x-5) are true. The rest of them are false.
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Karen bought 203 stickers. Each sheet had 13 stickers.She gave away 809 stickers to her friends. How many stickers does Karen ha
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Answer:

1830 sickers, 140.8 sticker sheets left

Step-by-step explanation:

13*203 = 2639

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3 0
3 years ago
Answer:
emmainna [20.7K]

Let the numbers be n, n+2, n+4

Sum equals too= 13+2(n+4), which is 2n+21

a) Equation--> n+n+2+n+4= 2n+21

b) Solution--> 3n+6= 2n+21

                      => n= 15

c) Second number--> 17 (15+2)

   Third number--> 19 (15+4)

d) 15+15+2+15+4=30+21

   => 51= 51

So, the equation is true.

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2 years ago
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do not know what the question is but the equation for this would be

y=2100-51x

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3 years ago
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In the triangle shown, what is the value of the missing angle?
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Because angles in a triangle add up to 180, you can add up the given angles and then take that answer away from 180, so:
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