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vovangra [49]
3 years ago
6

Solve the system of linear equations using substitution. Y=x-3 Y=8x-31

Mathematics
1 answer:
Georgia [21]3 years ago
3 0

Answer:

x=4 y=1 or (4,1)

Step-by-step explanation:

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Write an explicit equation for sequence:<br><br>t(1)=486; t(n+1)=1/3 x t(n)
Ahat [919]

Answer:

The answer is 8 2/3.

Step-by-step explanation:

If I'm wrong, just tell me. I just joined Brainly yesterday.

5 0
3 years ago
Avi's pet hamster Chubby loves to run in his hamster wheel. During one "race", Avi counts 100 rotations of the wheel. She wants
Fantom [35]
Answer: 800pi inches

=======================================

Explanation:

The formula to find the circumference of a circle is
C = pi*d
where
C = distance around the circle (aka circumference)
pi = 3.14 approximately
d = diameter

We know that the diameter of the wheel is d = 8, so 
C = pi*d
C = pi*8
C = 8pi
is the circumference of the wheel

One full rotation will have the wheel cover a distance of 8pi inches. Imagine that wet paint is on the outer surface of the wheel. If the wheel is rolled out in a straight line, then the wet paint would cover a linear distance of 8pi inches along the flat ground. This is one full rotation, so 100 rotations covers 100*8pi = 800pi inches

Note: if we use pi = 3.14 as the approximation, then the hamster ran approximately 800*pi = 800*3.14 = 2512 inches if the wheel could move
5 0
4 years ago
Read 2 more answers
What is the distance between the points (−7, −3) and (−7, −9) ?
expeople1 [14]

Answer:

  • C. 6 units

Step-by-step explanation:

<u>Since the points have same x- coordinate of -7, the distance is the difference in y - coordinates:</u>

  • d = -3 - (-9) = -3 + 9 = 6

Correct choice is C

3 0
3 years ago
Read 2 more answers
Anna charges $8.50 an hour to babysit how long will it take to make $51.00
kogti [31]

Answer:

6 hours

Step-by-step explanation:

$51.00 ÷ $8.50 = 6 hours

hope this helps ! :))

6 0
3 years ago
Which function is not the same as the other three ?
boyakko [2]
The table with x=0, 1,2 y= 2,-1,-4
5 0
3 years ago
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