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yulyashka [42]
2 years ago
11

Could someone please answer only 22 for me please, don’t understand

Mathematics
1 answer:
Rasek [7]2 years ago
8 0

Answer:

p = 10

Step-by-step explanation:

3p + 10 + 5p = 90

8p + 10 = 90

90 - 10 = 80

80 / 8 = 10

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Factor this expression y^2 - 10d + 25
nordsb [41]

Answer:

(y-5)(y-5) or (y-5)^2

Step-by-step explanation:

6 0
3 years ago
What is the approximate circumference of the circle shown below?​
aniked [119]

Answer:

D: 109 cm

Step-by-step explanation:

The formula of circumference is

\pi d

Diameter =

17.4 \times 2 = 34.8

Hence, circumference =

34.8 \times \pi = 109.32742...

rounded of to 109.

8 0
3 years ago
Read 2 more answers
Three points on the graph of the function f(x)f(x) are \{(0, 4), (1, 6), (2, 8)\}{(0,4),(1,6),(2,8)}. Which equation represents
Blababa [14]

Answer:

y = 2x + 4

Step-by-step explanation:

Slope: (6-4)/(1-0) = 2

y = 2x + 4

7 0
2 years ago
The graph of the function P(x) = −0.52x2 + 23x + 92 is shown. The function models the profits, P, in thousands of dollars for a
elena-14-01-66 [18.8K]

Answer:

6.84 ≤ x ≤ 37.39

Step-by-step explanation:

we have

P(x)=-0.5x^2+23x+92 -----> equation A

we know that

The company wants to keep its profits at or above $225,000,

so

PXx)\geq 225 -----> inequality B

Remember that P(x) is in thousands of dollars

Solve the system by graphing

using a graphing tool

The solution is the interval [6.78,39.22]

see the attached figure

therefore

A reasonable constraint for the model is

6.84 ≤ x ≤ 37.39

4 0
3 years ago
At one particular store, the sale price, s, is always 75% of the display price, d
sattari [20]

Answer:

0.75d

Step-by-step explanation:

<u>Step 1:  Convert words into an expression</u>

At one particular store, the sale price, s, is always 75% of the display price, d

d is the display price

%75 they are always off

d*%75

d * 0.75

<em>0.75d</em>

<em />

Answer:  0.75d

5 0
2 years ago
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