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tiny-mole [99]
3 years ago
12

Business owners use percents to calculate markup, discount, and sales tax. A shoe store owner buys a pair of shoes for $20. Ther

e is a sale on the item for 20% off.
Mathematics
1 answer:
Alona [7]3 years ago
8 0

Answer:

$16

Step-by-step explanation:

Given data

The cost price of the shoe= $20

Discount = 20%

Let us find the amount of the 20% discount

=20/100*20

=0.2*20

=$4

Hence the selling price will be

=20-4

=$16

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Because all of the ending values are given in feet, find the window dimensions in feet. Convert the length of 3 feet, 9 inches s
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Answer: 3.75 ft

Step-by-step explanation:

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3 ft+9 in

Now, before converting this whole measure to feet, we have to know that 1 ft=12 in, then we can perform the conversion:

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5 0
2 years ago
4n -6 = 10n <br> Simplify.
pentagon [3]

-----------------------------------------------------------------------------------------------------------------

<em>Answer: </em><u>n = -1</u>

-----------------------------------------------------------------------------------------------------------------

add 6 to both sides of the equation.

4n − 6 = 10n

4n − 6 + 6 = 10n + 6

-----------------------------------------------------------------------------------------------------------------

simplify.

<em>(add the numbers)</em>

4n − 6 + 6 = 10n + 6

4n = 10n + 6

4n = 10n + 6

-----------------------------------------------------------------------------------------------------------------

subtract 10n from both sides.

4n − 10n = 10n + 6 − 10n

-----------------------------------------------------------------------------------------------------------------

simplify. (again)

<em>(combine like terms)                                          (combine like terms)</em>

4n − 10n = 10n + 6 − 10n<em>                                 </em>   −6n = 10n + 6 − 10n

−6n = 6

-----------------------------------------------------------------------------------------------------------------

divide both sides by the same term.

−6n/−6 = 6/-6

n = 6/−6n = 6/−6

-----------------------------------------------------------------------------------------------------------------

simplify. <em>(again)</em>

<em></em>

<em>(cancel terms that are in both the numerator and denominator)</em>

<em />

n = 6/−6

<em>(divide the numbers)</em>

<em />

n = 6/−6

<u>n = 1</u>

-----------------------------------------------------------------------------------------------------------------

8 0
2 years ago
Read 2 more answers
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