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Orlov [11]
2 years ago
11

Twice a number plus eight times a second number is 19. Five times the first number plus seven times the

Mathematics
1 answer:
-BARSIC- [3]2 years ago
7 0

Answer:

Step-by-step explanation:

2x + 8y = 19

5x + 7y = 15

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If you can could you help with 27-30 please
neonofarm [45]

Answer:

27. 98% of 15 is 14.7 (rounding to the nearest tenth, this would be 15)

28. 250% of 25 is 62.5 (rounding to the nearest tenth, this would be 63)

29. 108% of $50 is $54

30. 75.2% of 130 is 97.76 (this would be 98)

Step-by-step explanation:

3 0
2 years ago
Jenny went to the store with $10 and returned home
stira [4]

Answer:

The milk is priced at $1.74/gallon

Step-by-step explanation:

If Jenny started out with $10 and ended up with $1.30 in change, she must have spent $10 - $1.30, or $8.70.

                                                        $8.70

Then the unit price for the milk is ---------- = $1.74 per gallon

                                                         5 gal

8 0
2 years ago
5 2/8-3 7/8=? I need help plzz
pychu [463]

Answer:

1 3/8

Step-by-step explanation:

5 2/8 - 3 7/8

= 42/8 - 31/8

= 11/8

= 1 3/8

Make it as the brainliest

7 0
3 years ago
Read 2 more answers
Which is greater 3.260 or 3.206
Sati [7]

Answer:

3.260 is greater.

Step-by-step explanation:

The ones place is the same, the tenths place is the same, the hundredths place is different. 3.260 has a greater hundredths place, so 3.260 > 3.206

7 0
2 years ago
Read 2 more answers
If (2 − 3i) + (x + yi) = 6, what is x + yi?
Andrew [12]
(2 - 3i) + ( x + yi) = 6
(x + yi) = 6 - (2 - 3i)
Distribute the - to the 2 - 3i and get
x + yi = 6 - 2 + 3i
Accumulate like terms.
x + yi = 4 + 3i. Answer
5 0
3 years ago
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