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madreJ [45]
3 years ago
14

How do solve this problem?

Mathematics
2 answers:
Ira Lisetskai [31]3 years ago
6 0
The perimeter in the out side rim of somthing.
This is the formula
Perimeter =2(l+w)

Sloan [31]3 years ago
4 0
Perimeter of the whole shabang should be (7*2)+(5*2)

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Given f(x) = 17-x^2, what is the average rate of change in f(x) over the interval [1, 5]
pentagon [3]
Average rate of change  over [1,5]   = f(5) - f(1)  /  5 - 1

=  [(17-5^2) - (17-1) ] / 4

=  (-8 - 16)  /  4  = -24 / 4  = -6 Answer
3 0
3 years ago
Which ordered pair is the solution to the system of equations below? 4x+3y=31 2y=22-3x (A) (4,5) (B) (5,4) (C) (6,2) (D) (7,1)
grandymaker [24]

Plug in the points x and y

5 0
3 years ago
Joy makes 6.5 litres of soup, correct to the nearest 0.5 litre. She serves the soup in 280 ml portions, correct to the nearest 1
Levart [38]

Answer:

Joy definitely does have enough soup for 22 people.


Step-by-step explanation:

Upper Bound: 285ml  turn it to 0.285 L                      10÷2=5

280ml  :

Lower Bound: 275ml turn it  to 0.275 L

Upper Bound: 6.75 L                           0.5÷2=0.25

6.5 Litters  :

Lower Bound:6.25  L

6.75÷0.275=24.54 or 25  

6.25÷0.285=21.92 or 22

7 0
3 years ago
Read 2 more answers
A doctor orders 20 grams of a 52% solution of a certain medicine. The pharmacist has only bottles of 40% solution and bottles of
Anvisha [2.4K]
Try, please, this:
1) Imagine, that pharmacist used 'x' gr. of 40% solution and 'y' of 70% solution.
Together (20 gr. of 52% sol.) it will be x+y=20.
2) From other side, the pharmacist combined 40x and 70y gramms, after obtaining together it is 52(x+y) gramms. In other words 40x+70y=52(x+y)
3) 
\left \{ {{x+y=20} \atop {40x+70y=52(x+y)}} \right. \ =\ \textgreater \  \  \left \{ {{y=8} \atop {x=12}} \right.
Answer: 8 gr. of 70% solution and 12 gr. of 40%.
4 0
3 years ago
Read 2 more answers
20 POINTS PLEASEEEE Jessica is bisecting a segment. First, she places the compass on one endpoint and opens it to a width larger
SVETLANKA909090 [29]

9514 1404 393

Answer:

  (a) Swing an arc on either side of the segment.

Step-by-step explanation:

The purpose of placing the compass setting its width is to draw an arc. The next step is ...

  Swing an arc on either side of the segment

8 0
3 years ago
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