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Naddik [55]
3 years ago
8

luke always runs 1 lap to warm up for track practice.Alex always runs 3 laps to warm up for track practice.Write the number of t

otal laps ran for 1,2,3 and 4 practices for each student. Then compare the total number of laps ran for 3 practices by both students.
Mathematics
2 answers:
inna [77]3 years ago
8 0

Answer:

Laps of Luke for 1,2,3 and 4 practices = 4

Laps of Alex for 1,2,3 and 4 practices = 12

For three practices Luke:Alex = 3:9

Step-by-step explanation:

Practice number             1            2            3             4

Luke (Laps)                      1            1             1              1

Alex  (Laps)                      3           3             3             3

Now by simply adding numbers of laps for Luke and Alex one can get the answer.

For Luke, total number of Laps = 1+1+1+1 = 4

For Alex, total number of Laps = 3+3+3+3 = 12

Now, for three practices

For Luke, total number of Laps = 1+1+1 = 3

For Alex, total number of Laps = 3+3+3 = 9

The comparison for three practices can be shown as

Luke:Alex = 3:9

IRINA_888 [86]3 years ago
3 0
Luke: 1 practice 1 lap, 2 practices 2 laps, 3 practices 3 laps, 4 practices 4 laps

Alex: 1 practice 3 laps, 2 practices 6 laps, 3 practices 9 laps, 4 practices 12 laps

Luke ran 3 laps for 3 practices, and Alex ran 9 laps for 3 practices.
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Step-by-step explanation:

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the Hamilton eighth-grader took a trip to Myrtle beach. They drove a speed of 60 miles per hour. The trip was 570 miles. Write a
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Step-by-step explanation:

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3 years ago
5a + 3b + c= 40<br> a-3b+2c= -10<br> 14a-2b+3c= 50
aalyn [17]

Answer:

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Step-by-step explanation:

5a+3b+c-(3b+c)=40-(3b+c)

5a=40-3b-c

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a= 40-3b-c/5

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3 years ago
What must be added to both sides in 4x² + 24x + 8 = 32 in order to complete the square?
Sergeu [11.5K]

Answer:

16

Step-by-step explanation:

To solve a quadratic equation by using the completing the square method, the coefficient of the square term i.e x² must be one (1).

Therefore, we would have to first make the coefficient of x² to be equal to 1.

4x² + 24x + 8 = 32

We would simplify the equation;

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or

x = -4 - 4.9 = - 8.9

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