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Helen [10]
3 years ago
11

Jack is selling holiday ornaments and boxes of candy. Each ornament is $1.50 and

Mathematics
1 answer:
drek231 [11]3 years ago
7 0

Answer:

x = 12, y =

Step-by-step explanation:

Let x=# of Ornaments and y=# of boxes of candy.  The system of equations is:

x + y = 15

1.5x + 3y = 27

And solve via elimination

1.5 x = 18

x = 12, y =3

HAVE A GOOD DAY

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quester [9]
216 divided by 3 is 72 so making the answer 

1/72
6 0
3 years ago
Write the equation of a line perpendicular to 5x - 7y =-6 that passes through the point (-5,6)
Likurg_2 [28]

9514 1404 393

Answer:

  7x +5y = -5

Step-by-step explanation:

You can find the perpendicular line by swapping the x- and y-coefficients, and negating one of them. The new constant can be found by using the given point.

  7x +5y = 7(-5) +5(6) = -5

The perpendicular line through (-5, 6) is ...

  7x +5y = -5

3 0
3 years ago
How would you do this question?
diamong [38]

Answer:

1) ∫ x² e^(x) dx

4) ∫ x cos(x) dx

Step-by-step explanation:

To solve this problem, eliminate the choices that can be solved by substitution.

In the second problem, we can say u = x², and du = 2x dx.

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In the third problem, we can say u = x², and du = 2x dx.

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8 0
3 years ago
How many three-digit positive integers have three different digits?
olganol [36]

648 is the three-digit positive integers have three different digits

According to the statement

we have given that there are three positive digit number are formed with three distinct digits.

And we have to find that the how many words are formed with distinct numbers.

So, to solve this type of problem the Combination formula is best.

Because it provides the all possibilities that from how many ways numbers are formed.

So, from a combination formula

here we take 9 two times because first time when we let a number then remaining numbers are 9.  and second time remaining numbers are also 9 because we let the distinct number but for third number there will be a probability that choosing number will be same.

So, Three digit positive number become from 9*9*8 =648

So, 648 is the three-digit positive integers have three different digits.

Learn more about COMBINATION here brainly.com/question/4658834

#SPJ1

4 0
2 years ago
PLEASE HELP!! WILL MARK BRAINLY!!
denpristay [2]

Answer:

  {4}

Step-by-step explanation:

It is helpful to let a calculator or spreadsheet perform the function evaluations for you. The two functions have the same value only for x=4 in the domain.

  f(4) = 13 = g(4)

_____

The functions also have the same value for x=-2, but that is not in the domain given.

6 0
3 years ago
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