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Sidana [21]
3 years ago
9

Diane sold t-shirts at a festival and made a profit of $84 . She made $6 for each t-shirt she sold. Her total expenses were $30.

How many t-shirts did she sell?
Mathematics
1 answer:
sweet-ann [11.9K]3 years ago
7 0

Answer:

9 t-shirts

Step-by-step explanation:

Well if she made a profit of $30 that would mean that you would subtract $84-$30 which would give you $54. Than you would divide 54/6 to find how much t-shirts she sold.

-Hope this helped (this is one of the first questions ive answered )

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Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used
gladu [14]

Answer:

Part 1) 2x^{2}-32=0----> (-4,4)

Part 2) 4x^{2}-100=0----> (-5,5)

Part 3) x^{2}-55=9----> (-8,8)

Part 4) x^{2}-140=-19----> (-11,11)

Part 5) 2x^{2}-18=0----> (-3,3)

see the attached figure

Step-by-step explanation:

Solve each quadratic equation

Part 1) we have

2x^{2}-32=0

Adds 32 both sides

2x^{2}=32

Divide by 2 both sides

x^{2}=16

take square root both sides

x=\pm4

therefore

The solutions are (-4,4)

Part 2) we have

4x^{2}-100=0

Adds 100 both sides

4x^{2}=100

Divide by 4 both sides

x^{2}=25

take square root both sides

x=\pm5

therefore

The solutions are (-5,5)

Part 3) we have

x^{2}-55=9

Adds 55 both sides

x^{2}=9+55

x^{2}=64

take square root both sides

x=\pm8

therefore

The solutions are (-8,8)

Part 4) we have

x^{2}-140=-19

Adds 140 both sides

x^{2}=-19+140  

x^{2}=121

take square root both sides

x=\pm11

therefore

The solutions are (-11,11)  

Part 5) we have

2x^{2}-18=0

Adds 18 both sides

2x^{2}=18

Divide by 2 both sides

x^{2}=9

take square root both sides

x=\pm3

therefore

The solutions are (-3,3)

7 0
3 years ago
Enny is selling candles for $3 each at a fund-raiser. If she starts selling with $4 to help her make change, how many candles, x
ruslelena [56]

Answer:

5 candles

Step-by-step explanation:

Enny is selling candles for $3 at a fund raiser

She starts selling $4 to help her make change

Therefore the number of candles x that will be sold to get $19 can be calculated as follows

3x + 4= 19

3x = 19-4

3x= 15

x = 15/3

x= 5

Hence 5 candles must be sold to get $19

5 0
2 years ago
Amars dog eat 1 1/4 of dry dog food everyday. How many days will a 35-pound bag of dog food last?
Ivanshal [37]

Answer:

28 Days

Step-by-step explanation:

35 divided by 1.25 is 28

3 0
3 years ago
Terms that have the same variables raised to the same powers are called ___ terms.
Gnom [1K]
The answer is like terms.
6 0
3 years ago
A quadrilateral has vertices A, B, C, and D. A line of reflection is drawn so that A is 6 units away from the line, B is 4 units
Kryger [21]

Answer:

The correct option is O B'

Step-by-step explanation:

We have a quadrilateral with vertices A, B, C and D. A line of reflection is drawn so that A is 6 units away from the line, B is 4 units away from the line, C is 7 units away from the line and D is 9 units away from the line.

Now we perform the reflection and we obtain a new quadrilateral A'B'C'D'.

In order to apply the reflection to the original quadrilateral ABCD, we perform the reflection to all of its points, particularly to its vertices.

Wherever we have a point X and a line of reflection L and we perform the reflection, the new point X' will keep its original distance from the line of reflection (this is an important concept in order to understand the exercise).

I will attach a drawing with an example.

Finally, we only have to look at the vertices and its original distances to answer the question.

The vertice that is closest to the line of reflection is B (the distance is 4 units). We answer O B'

8 0
3 years ago
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