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Greeley [361]
3 years ago
5

The equation 9(u – 2) + 1.5u = 8.25 models the total miles Michael traveled one afternoon while sledding, where u equals the num

ber of hours walking up a hill and (u – 2) equals the number of hours sledding down the hill. Which is the value of u?
Mathematics
2 answers:
Nina [5.8K]3 years ago
8 0
Eliminating parentheses gives
  10.5u -18 = 8.25
  10.5u = 26.25
  u = 2.5

The value of u is 2.5.

_____
What fun! Michael spent 2.5 hours walking up the hill for 0.5 hour of time sledding down.
Finger [1]3 years ago
8 0

2.5 you are very welcome enjoy this


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For which points in the same quadrant as(2,-10)could Tamara use a number line to find the distance?
VLD [36.1K]

ANSWER

(2,-2)

(10,-10)

(2,-9)

(7,-10)

EXPLANATION

The given point is (2,-10)

This point is in the fourth quadrant.

To be able to use the number line to find the distance between this point , (2,-10) and another point in the fourth quadrant, the second point must have the same x-coordinate with this point or the same y-coordinate with this point.

These points are:

(2,-2)

(10,-10)

(2,-9)

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4 0
4 years ago
The sum of the ages of the father and son is 44 years .After 8 years the age of the father will be twice the age of the son . Fi
Vadim26 [7]

Step-by-step explanation:

Let the present age of father = x years

and the present age of son = y years

according to the first condition

x + y =44 ........(i)

according to the second condition

x+8 = 2(y+8)

or x+ 8 = 2y + 16

or x- 2y = 8 ............(ii)

solve the equation (i) & (ii) we get

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x- 2y = 8

••••••••••••••••••••••••

3y = 36

or y = 12

put the value of y in equation (i), we get

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or x = 32

so the present age of father = x =32 years

and the present age of son = y = 12 years.

8 0
3 years ago
Help me out with Natasha?
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How can you use 4s facts to find 7x8
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4 years ago
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Stella [2.4K]

Answer:

2

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If g(x) is the inverse of f(x)

f(g(x)) =x

This is the property of inverses.

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6 0
3 years ago
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