Alison is selling and buying baseball cards online. She sells each card for $3.25 and buys each card for $5.50. If she sold 4 cards and bought 7 cards, did she end up making money or spending money and how much money did she spend or make? A) she made $0.75 B) she made $51.50 C) she made $25.50 D) she spent $25.50 E) she spent $51.50

Answers

Answer 1
Answer: Each card she sells cost $3.25.

y = 3.25s

y = 3.25(4) = 13

Each card she buys cost $5.50.

y = 5.25b

y = 5.25(7) = 38.5

She spent 38.5 dollars in total. However, you need to subtract the money she earned by the total cost.

38.5 - 13 = 25.5

She paid 25.5 dollars out of her own pocket, including the money she earned from selling cards she paid 38.5 dollars.

So the answer is "She spent $25.50"

Let me know if it's correct
Answer 2
Answer: income :
she sells each card for 3.25....and she sells 4 cards...so she made :
3.25(4) = $ 13.

expenses :
she bought each card for 5.50...and she bought 7 cards....so she spent :
5.50(7) = 38.50

so she spent more then she made

income - expenses = balance...
13 - 38.50 = -25.50...so she ended up spending 25.50...answer D


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140% of what number is 14?

Answers

140% of  19.6 is  14  and  you are very welcome
140% of what number is 14
140%  ×     number      = 14
(140% = (140)/(100) = 1.4)
1.4      ×           n           = 14
Divide by 1.4 to isolate n
(1.4n)/(1.4)(14)/(1.4)
1.4 and 1.4 cancels out
n = 10

140% of 10 is 14

Check:
(140)/(100) × 10 = 14
1.4 × 10 = 14
14 = 14

A sphere has a radius of 5 inches. What is its volume?4
Sphere V= 3
2. Substitute the radius into the formula:
V = 4659
2. Evaluate the power
V = 4(125)
3 Simplify:
VE
It in

Answers

The volume of a sphere with a radius of 5 inches should be 523.6

Hallie can use the equation p = 4l + 4w + 4h to determine the sum of the lengths of the edges of a rectangular prism. She begins to solve the equation for h but runs out of time. Her partial work is shown below: p = 4l + 4w + 4h = l + w + h h = –

Answers

Answer: ( l + w)

your welcome


Answer:

Hallie can use the equation p = 4l + 4w + 4h to determine the sum of the lengths of the edges of a rectangular prism. She begins to solve the equation for h but runs out of time. Her partial work is shown below: p = 4l + 4w + 4h = l + w + h h =             l+w

How do you add 0.89+0.657?

Answers


You have to line up the decimal, then just add.

   0.89
0.657

   1.547

7 + nothing is 7

9 + 5 = 14, bring down your 4 carry your 1

8 + 6 = 14 plus the 1 you carried is 15

Just make sure you keep the decimals lined up.

Hope this helps. :)

First! You have to line up the decimals.

      0.89
 +   0.657
-----------
Now you just add but bring the decimal straight down.


YOUR ANSWER IS 1.547

Power is measured in which unit? joules watts meters per second newtons per meter

Answers

The standard unit for the measurement of power is known as: B. Watts.

What is measurement?

Measurement is a process through which the size, magnitude or other physical quantities that are associated with an object is taken, especially for the purpose of a scientificresearch (experiment).

In Science, some of the standard unit of measurements with the correct physical quantities include the following:

  • Energy: Joules.
  • Velocity: meters per second.
  • Pressure: newtons per meter.
  • Power: Watts.

In conclusion, we can deduce that Watts is the standard unit for the measurement of power.

Read more on power here: brainly.com/question/23901751

#SPJ2

Answer:

watts

Step-by-step explanation:

watt

hope this will help u

Please help with explanation

Answers

Answer:

C

Step-by-step explanation:

use the formula = a² + 2ab + b²

(9x)² - 2 * 9x * 7xy + (7xy)²

81x² + 49x²y²- 126x²y

Answer:

c) 81x² + 49x²y² - 126x²y

Step-by-step explanation:

when you square something you are multiplying it by itself

(9x - 7xy)² = (9x - 7xy) (9x - 7xy)

this requires the FOIL method:

F = first = (9x)(9x) = 81x²

O = outer = (9x)(-7xy) = -63x²y

I = inner = (-7xy)(9x) = -63x²y

L = last = (-7xy)(-7xy) = 49x²y²

the two middle terms can be combined because they are 'like'

-63x²y + -63x²y = -126x²y

answer:

81x² - 126x²y + 49x²y²

the order is normally changed to be put in decreasing exponent order so 49x²y² is put before -126x²y