a sweater was on sale for 40% off the regular price.Ella saved $20 by buying the sweater on sale. What was the regular price of the sweater?

Answers

Answer 1

Answer: The sweater has a discount with is 40% of the regular price.
She saved 20 dollars on the sweater that she bought.
Let's solve for the original price of the sweater then,
=> 20 dollars = 40%.
Let's look for the 60%.
=> 20 / 4 = 5 dollars is the 10% of the sweater's original price.
=> 5 dollars * 10 = 50 dollars
=> Thus the original price of the sweater is 50 dollars.

Answer 2

Answer: If you divide 20 by 40% (20/.4) you get 50. The original price was $50 :)

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What polynomial when divided by 2y^5 yields 4y^2-2y+9 as a quotient?

Answers

$w(x):2y^5=4y^2-2y+9\Rightarrow w(x)=2y^5(4y^2-2y+9)\n\nw(x)=2y^5\cdot4y^2-2y^5\cdot2y+2y^5\cdot9\n\nw(x)=8y^7-4y^6+18y^5$

What is 15 - 1/6n = 1/6n - 1

Answers

15-1/6n=1/6n-1
15+1=1/6n+1/6n
16=1+1/6n
16=2/6n
16=1/3n
16*3/1=n
therefore, n=48.........

Answer:

n=48

Step-by-step explanation:

Find last year's salary if, after a
5 % pay raise, this year's salary is
$34,125.

Answers

Let last year's salary be y;
As a percentage, last year's salary was 100%
After a 5 percent raise, the new salary is 105%;
The 105% is equivalent to 34,125;
The older salary was;
= $(34125*100)/(105)$
= 32,500 dollars

Lin,Mac, and star spend 6$ on supplies to set up a lemonade stand they sell 21$ worth of lemonade they are going to share the money equally evaluate the expression (21-6) divided by 3 to find how much money each one will make.

Answers

each person will make $5.00.

If the temperature at 8:00a.m.
was 22°F,
and at 4:00
p.m.
the same day, it was
–2°F,
what was the average temperature decrease
per hour during this period?

Answers

$From\ 8:00\ am\ to\ 4:00\ pm\ there\ is\ 8\ hours\n\n22-(-2)=22+2=24F\n\n24:8=3\n\nTemperature\ decrease\ 3F\ per\ hour.$

Answer:

22F

Step-by-step explanation:

If you can, please help

Answers

Just plug in x in the equation and get y
I’ll help with the first one
When x= -1, y = 4
When x= 0, y = 6
When x= 1, y = 8
When x= 2, y = 10
When x = 3, y = 12

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