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dexar [7]
3 years ago
6

Assume that the value of an automobile is inversely proportional to its age. If it is worth $3,000 when it is two years old, wha

t is its value when it is six-years-old?
Mathematics
1 answer:
Sholpan [36]3 years ago
8 0
As age increases, the value decreases. Older = less valuable 

Value = k x 1/age
$3,000 = k x 1/6 

To find k, use $3,000 = k/2
k = $6,000

Substitute $6,000 for k

$3,000 = $6,000 x 1/6 = $1,000
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6 0
3 years ago
What does 13+[2(9-6)] equal and how do I solve it?
Margarita [4]

Answer:

19

Step-by-step explanation:

you begin with the innermost parentheses, which is 9-6

9-6=3

you then move to the brackets, which has the 2 and tour answer from before, 3. You multiply 2 and 3 and get 6. You then add the 6 plus the 13 on the outside.

13+6=19

8 0
4 years ago
I attached an image. someone help me asap. i'm not the smartest person so i cont understand it :(
vampirchik [111]

Answer:

for the second column it is 12.5

for the third column it is 20%

for the fourth column it is 120%

for the fifth column it is 33%

for the sixth column it is 11.35

for the seventh column it is 900

for the 8th column it is 60%

for the final column it's 39

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
The equations 9 x minus 10 y = 6, 8 x minus 10 y = negative 23, 9 x + 10 y = negative 16, and 8 x + 10 y = 13 are shown on the g
neonofarm [45]

Answer:

Step-by-step explanation:

The two equations are 8x-10y=-23 and 9x+10y=-16.

If you plug them both into a graphing calculator, you will see that the point where they cross (the solution) is (-2.3, 0.5).

The answer is A.

4 0
3 years ago
Read 2 more answers
Mr quark drove his car 314 m. in 6.5 hrs. he used 12.7 gals. of gas.find these rates gallons per mi.
miskamm [114]

Answer:

24.7 miles takes 1 gallon of gas

Step-by-step explanation:

314÷12.7=24.724409 which gets rounded to 24.7

8 0
3 years ago
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