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Tresset [83]
3 years ago
15

Also some more I have been stuck on for over a few days (40 pts again)

Mathematics
1 answer:
mars1129 [50]3 years ago
4 0

Answer:

View Image

Step-by-step explanation:

You are correct on both of them.

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Question 15 (1 point) (04.04 MC) What is the length of the line segment PQ on the coordinate grid? (1 point) Question 15 options
ser-zykov [4K]

Answer: 30

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Emily sells erasers for $2 per package and pencils for $5 per package. she sells 220 total packages and earns $695. find the num
Sophie [7]

Given :

Emily sells erasers for $2 per package and pencils for $5 per package. she sells 220 total packages and earns $695.

To Find :

The number of packages of erasers and pencils that were sold .

Solution :

Let, number of erasers are x and pencils are y.

So, x + y = 220    ....1

Also, 2x + 5y = 695   ....2

Solving equation 1 and 2, we get :

2(220-y)+5y = 695\\\\440 - 2y + 5y = 695\\\\3y = 255\\\\y=85

x = 220 - 85 = 135

Therefore, the number of packages of erasers and pencils that were sold are 135 and 85 respectively.

Hence, this is the required solution.

​

5 0
3 years ago
Stuck in it from a week!!<br> Help please.
nadya68 [22]
The answer is 49 because x = 1/7 and 1/7^-2 =49
5 0
4 years ago
In colorado creek, darrell can row 24 km downstream in 6 hours or he can row 18 km upstream in the same amount of time. find the
frutty [35]
To answer this item, we let x and y be the rate of the boat in still water and current, respectively. The distance traveled by the object is equal to the product of the speed and the time. 

Upstream: 

             D = (x + y)(6)
             24 = 6x + 6y
             4 = x + y

Downstream:

               D = (x - y)(6)
              18 = 6x - 6y
               3 = x - y

The values of x and y are 3.5km/h and 0.5 km/h, respectively.

Answers: 

Rate in Still water = 3.5 km/h
Rate of the current = 0.5 km/h

7 0
4 years ago
In △PQR, find the measure of ∡P.
prisoha [69]
57.6² = 33.8² + QR²
QR² = 2.175,32
QR = 46.64

57.6/sen90º = 46.64/sen(P)
sen(P) = 46.64*sen90º/57.6
sen(P) = 0.809
angle P is sen^-1 = 54.06º ≈ 54.1º

8 0
4 years ago
Read 2 more answers
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