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andre [41]
3 years ago
12

Which graph represents this system? 2x-5y =-5 y={x+1

Mathematics
1 answer:
Yuri [45]3 years ago
4 0

Answer:

b

Step-by-step explanation:

You might be interested in
70% of a tirp and i traveled 35 miles how far did i go.
german

Answer:

24.5

\frac{75}{100}  \times 35

=24.5 miles

8 0
3 years ago
An earth satellite remains in orbit at a distance of 11550 km from the center of the earth. what speed would it have to maintain
marishachu [46]
<span>11,550 km has to be changed to 11,550,000 meters

G · m · t² = 4 · π² · r³  we can change that to
</span>t² = (4 · π² · r³) / <span>(G · m )
t^2 = 4*PI^2*r^3 / (G*m)
</span>t^2 = 4*PI^2*<span>(11,550,000)^3 / 6.67*10^-11*5.98*10^24kg
t^2 = </span> <span> <span> <span> 6.083*10^22 </span> </span> </span> <span><span> </span> </span> / <span> <span> <span> 3.9</span></span></span>9 * 10^14
t^2 =  <span> <span> <span> 152,500,000</span></span></span>
t = <span>12,350 seconds
</span>and its orbital distance it travels is 11,550 * 2*PI = 70,050 kilometers

Therefore, it is traveling at 70,050 km / 12,350 second which equals
5.67 km per second which  <em>is 5,670 meters per second.</em>


Source:
http://www.1728.org/kepler3a.htm



4 0
4 years ago
The total of two investments are $5,000. The average annual interest rate for one investment is 10% and 14% for the other. The t
olga_2 [115]

Answer:

Step-by-step explanation:

How  the heck imma suppose to no

8 0
3 years ago
Can u pls help me with this question ​
saul85 [17]

Answer:

The answer is D, 43  \frac{1}{2}

Step-by-step explanation:

If the pile gets bigger by 8 \frac{7}{12} each week, and you want to find out how big the pile is after 3 weeks, then you have to multiply 8 \frac{7}{12\\} by 3 to find out how much the pile increased by.

8 \frac{7}{12\\} × 3 = 25 \frac{3}{4}

Now, you need to add this to your initial value to get the answer.

25 \frac{3}{4} + 17 \frac{3}{4} = 42 \frac{6}{4}

Now simplify.

43 \frac{1}{2}

3 0
3 years ago
the first Indianapolis 500 auto race took place in 1911. the winning car covered the 500 miles in 6.7 hours. what was the winnin
Vesna [10]

Average speed = (distance covered) / (time to cover the distance)

                         =        (500 miles)      /    (6.7 hours)

                         =            (500 / 6.7)  (mile/hour)

                         =                    74.63 miles per hour.

I imagine there were quite a number of pit stops included in that.

This is faster than I expected when I first read your question.
That's really gettin' with it for cars in 1911 !

4 0
3 years ago
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