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Mashcka [7]
3 years ago
6

Solve the system by the addition method. x + 3y = -2 5x + 2y = - 23

Mathematics
1 answer:
KatRina [158]3 years ago
7 0
What are you solving for? X? Y?
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What does X equal??????????
tatuchka [14]

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What is the value of x in 2(5x) = 14? A. 0.34 B. 1.15 C. 1.21 D. 219.33
viva [34]

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C. 1.21 I think

Step-by-step explanation:

8 0
3 years ago
1. VIDEOTAPES Lyle is putting his
andrezito [222]

Answer:

12 divided by 1.5 = 8 tapes

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2 years ago
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What is the reciprocal of -2/3
ryzh [129]
3/-2

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8 0
3 years ago
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3. Theresa has 20 coins that are dimes and quarters. Together
KiRa [710]

Answer:

  • 15 dimes
  • 5 quarters

Step-by-step explanation:

Let q represent the number of quarters Theresa has. Then the value of her coins is ...

  0.25q + 0.10(20 -q) = 2.75

  0.15q = 0.75 . . . . . . . . . subtract 2.00, collect terms

  q = 0.75/0.15 = 5

Theresa has 5 quarters and 15 dimes.

3 0
3 years ago
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