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Kay [80]
2 years ago
15

Helena wrote the equation using point-slope form for the line that passes through the points (5, 1) and (3, 5). Analyze the step

s of her work using the point-slope form to write the equation.
1. m = StartFraction 5 minus 1 Over 3 minus 5 EndFraction = StartFraction 4 Over negative 2 EndFraction = negative 2. 2. y minus 1 = negative 2 (x minus 3). Y minus 1 = negative 2 x + 6. y minus 1 + 1 = negative 2 x + 6 + 1. 3. y = negative 2 x + 7.

In which step did Helena make an error?
In step 1, she substituted the x values for y and the y values for x.
In step 2, she didn’t use an x and y from the same coordinate pair.
In step 3, she solved for the wrong variable.
Helena did not make an error.
Mathematics
2 answers:
mrs_skeptik [129]2 years ago
6 0

Answer:

The answer is:

In step 2, she didn’t use an x and y from the same coordinate pair.

<h3>Explanation:</h3>

I just took the quiz and got a 100%

Guest
1 year ago
tysm!! :3
Arturiano [62]2 years ago
3 0
Step 2 is the answer
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Seymour is twice as old as Cassandra. If 16 is added to Cassandra’s age and 16 is subtracted from Seymour’s age, their ages beco
Kisachek [45]

Answer:

\text{The present age of Cassandra=x=32 yrs}

\text}{The present age of Seymour=2x=2\times 32=64 yrs}

Step-by-step explanation:

Given that Seymour is twice as old as Cassandra. If 16 is added to Cassandra’s age and 16 is subtracted from Seymour’s age, their ages become equal.

We have to find their present ages.

Let the present age of Cassandra=x yrs

As Seymour is twice as old as Cassandra

∴ the present age of Seymour=2x yrs

According to question, if 16 is added to Cassandra’s age and 16 is subtracted from Seymour’s age, their ages become equal.

⇒ x+16=2x-16

2x-x=16+16

x=32 yrs

\text{The present age of Cassandra=x=32 yrs}

\text}{The present age of Seymour=2x=2\times 32=64 yrs}

8 0
2 years ago
A printer prints an average of 200 1/2 pages per hour approximately how many pages did it print in an 8 hour period
Vika [28.1K]

Answer:

1,604 pages

Step-by-step explanation:

Let’s make a proportion

The printer prints 200 1/2, or 200.5 pages per hour, and prints x pages per 8 hours

200.5/1=x/8

Cross multiply

1*x=200.5*8

x= 1604

So, the printer prints 1,604 pages in & hours

7 0
2 years ago
Which of the following is equal to 5% of 55% of 555?
Lady_Fox [76]

Answer:

the answer is 15.15 I am sorry if I am wrong

5 0
2 years ago
Suppose the coefficient matrix of a system of linear equations has a pivot position in every row. Explain why the system is cons
kap26 [50]

Answer:

If in each row of the supposed coefficient matrix, there is a pivot position. Therefore, it is true that the bottom row of the coefficient matrix also has a pivot position. As a result, there will not be space for the augmented column to have a. Thus, we say the system is consistent.

Step-by-step explanation:

In the problem, we have a coefficient matrix comprising linear equations. If in each row of the supposed coefficient matrix, there is a pivot position. Therefore, it is true that the bottom row of the coefficient matrix also has a pivot position. As a result, there will not be space for the augmented column to have a. Thus, we say the system is consistent based on the theorem.

7 0
1 year ago
The Weston Laundry washes all the linens for local hotels. In 7 days, they washed 285.38 pounds of towels and 353.47 pounds of s
Serhud [2]
In the problem it is already given that Weston Laundry washed 285.38 pounds of towel and 353.47 pounds of sheets from local hotels in 1 day. Firstly we have to find the total pounds of linens that Weston Laundry has washed in 7 days. Then only will it be possible to find the amount of linen washed in a day.
Then t
Total linen washed by Weston Laundry in 7 days = (285.38 + 353.47) pounds
                                                                               = 638.85 pounds.
Then
The amount of linen washed by Weston Laundry in 1 day = 638.85/7
                                                                                             = 91.26 pounds
So Weston Laundry washed about 91.26 pounds of linen each day.


4 0
2 years ago
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