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Oksanka [162]
3 years ago
11

Tonya is twice Kevin's age. In three years, Tonya will be 17. And in another three years, Uncle Rob will be three times Tonya's

age. Today, Kevin is ___ years old, and Uncle Rob is ___ years old.
Mathematics
1 answer:
Nady [450]3 years ago
4 0

Step-by-step explanation:

"In three years, Tonya will be 17."

14 + 3 = 17, so Tonya is 14 atm. (At The Moment)

"Tonya is twice Kevin's age." Kevin is 7, because 7 x 2 = 14.

"In another three years, Uncle Rob will be three times Tonya's age."

Since Tonya is 14, multiply 14 x 3 and you get 42.

If you're asking for the three years, 17 x 3 = 51 < Uncle Rob's age

Kevin is about 8 1/2 years old. Since 8 x 2 = 16, I multiplied 8 1/2 x 2 and got 17.

I hope this helped.

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Answer:

The answer is the length of time in one time interval

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2 years ago
i promise i will mark brainliest if the point (-3,4) is the vertex point of the curve of aquadratic function f and -5 is aroot o
Jet001 [13]

Ans:

(x+5)(x+1)+8

Step by step explanation:

-5 was mentioned as the 0 of the first root: (x+5). Then with some maneuvering we can plot (-3,4) then add (x+1) because they land on the same y axis. then we add 8 to get it right on the vertex.

6 0
3 years ago
The plane flew over a beacon which is 280 miles from bristol. write down the gmt times when the plane flew over the beacon.
eimsori [14]

According to graph, GMT time when the plane flew over the beacon was 9:24.

While looking closely at the graph on x axis , one will notice that each hour is divided into 5 parts and hence each part has 12 minutes. looking at y axis, one may find that each part on y axis resembles 20miles. Hence at 280 miles away from Bristol, The GMT time is 9:24.

<h3>What is a graph?</h3>
  • In mathematics, a graph is a visual representation or diagram that shows facts or values in an ordered way.
  • The relationships between two or more items are frequently represented by the points on a graph.
  • The study of graphs, which are mathematical constructions used to represent pairwise relationships between things, is known as graph theory in mathematics. Vertices (also known as nodes or points) make up a graph in this sense, which are connected by edges (also called links or lines).
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Know more about graph numerical

brainly.com/question/16608196

#SPJ4

7 0
2 years ago
Can someone help?!! i’ll give brainlist if it’s right!
jarptica [38.1K]

Answer:

X >  -3, 0.28, 4

Step-by-step explanation:

x - 7 >  -12 - To solve add 7 to both sides

x > -5 Which means every number GREATER but not EQUAL to 5 will count as a solution to the equation, therefore 5 is not a correct answer. -3 is greater then -5, and any positive number is greater then any negative number.

Therefore the Correct Answer is : -3. 0.28, 4

7 0
3 years ago
(8.4×10−6)+(6.5×10−6)= urgent plz help :(
11Alexandr11 [23.1K]
Ok so you would times 8.4*10 and get 84-6 which is 78, and 6.5*10 which is 65-6, so then you get 78+59=137 :)
5 0
3 years ago
Read 2 more answers
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