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DerKrebs [107]
3 years ago
6

Help help help.

Mathematics
1 answer:
alexdok [17]3 years ago
4 0

Answer:

plz mark me brainliest

Step-by-step explanation:

hope it helps you..

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Which expression is equivalent to (x6x10
yan [13]

Answer:

In solving an equation where one fraction is equal to another fraction we can use the method of cross-multiplication

⇒x+6x=107

Now multiply the red terms together, the blue terms together and equate them.

⇒10x=7(x+6)

distribute the bracket.

5 0
3 years ago
4. Identify the domain and range of the relation<br><br> {(2,4),(7,-9),(1,4),(3, -6), (8,0)}
Sergeeva-Olga [200]

Answer:

Domain: (2,7,1,3,8) Range: (4,-9,-6,0)

Step-by-step explanation:

4 0
2 years ago
The radius of a circle in cm ,with area 77 over 2 cm square is​
Andrej [43]

Answer:

7/√2 cm

Step-by-step explanation:

Area of circle = 77 cm^2

=> π(r)^2 = 77

=> (22/7) x (r)^2 = 77

=> (r)^2 = (77 x 7) / 22

=> (r)^2 = 49/2

=> (r) = 7/√2 cm

3 0
3 years ago
A research organization reported that 41 percent of adults who were asked to describe their day responded that they were having
Neporo4naja [7]

Answer:

B) No, because the p-value is greater than any reasonable significance level

Step-by-step explanation:

H-null: p = 0.41

H-alt: p =/= 0.41

1 proportion Z test

On a calculator: stat + tests + 5

   p: .41

   x: 245

   n: 600

   prop: =/= p

This gives a p-value = .934

(standard significance level is .05, so this p-value is much larger)

fail to reject H-null

3 0
3 years ago
Elisa saved $30 in July,$21.50 in august, and $50 in September. He spent $18 on movies and $26.83 on gas. how much money does El
Eva8 [605]

Answer:

$56.67

Step-by-step explanation:

$30+$21.50+$50=101.50

$101.50-$18=$83.50

$83.50-$26.83=$56.67

4 0
2 years ago
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