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I am Lyosha [343]
2 years ago
8

Please help 2y+x=-15 y=2x

Mathematics
1 answer:
Eva8 [605]2 years ago
5 0

Answer: x = -3

Step-by-step explanation:

2y + x = -15

y = 2x

2y = 2(2x) = 4x

4x + x = -15

5x = -15

x = -3

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8 0
3 years ago
7/10 - 1/2 whats the answer
Serjik [45]
To find the answer, we can use expansion to turn the fraction’s denominator to be the same:

1/2
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We can then proceed to find the answer:

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Therefore the answer is 1/5.

Hope it helps!
7 0
3 years ago
Read 2 more answers
What multiplies to be 280 and adds to be negative 36
photoshop1234 [79]
The two numbers are -18+ 2√(11) and -18 -2√(11).

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Hope this helps~


4 0
3 years ago
I need help!!!! Evaluate 4/7 + 8/3 in fraction form
Reptile [31]

Answer:

  • 3 5/21.
  • 68/21

Step-by-step explanation:

<u>Given equation:</u>

  • 4/7 + 8/3

<u>Solve:</u>

  • 4/7 + 8/3
  • = 12/21 + 56/21
  • = \frac{12 + 56}{21 + 0}
  • = 3 5/21.
  • = 68/21.
8 0
2 years ago
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