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xz_007 [3.2K]
3 years ago
10

Lori bought a shirt and a hat at half-off sale. If she spent a total of $21 on the two items, what was the original price of the

hat?
Mathematics
1 answer:
Rzqust [24]3 years ago
3 0

Answer:

41

Step-by-step explanation:

first you do 21×2 and that's literally it

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6/7 plus 4/5 times 4/5
Charra [1.4K]

Answer:


Step-by-step explanation:


4 0
3 years ago
<img src="https://tex.z-dn.net/?f=%5Cfrac%7B1%7D%7B%5Csqrt%7Bx%7D%205%7D" id="TexFormula1" title="\frac{1}{\sqrt{x} 5}" alt="\fr
murzikaleks [220]

Answer:

\frac{ \sqrt{5x} }{5x}

Step-by-step explanation:

\frac{1}{ \sqrt{x5} }

=  \frac{1}{ \sqrt{5x} }

=  \frac{1}{ \sqrt{5x} }  \times  \frac{ \sqrt{5x} }{ \sqrt{5x} }

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=  \frac{\sqrt{5x} }{ \sqrt{5x \sqrt{5x} } }

= \frac{ \sqrt{5x} }{5x}

8 0
3 years ago
Using the exponential regression model, which is the best prediction of the wavelength of the key that is 8 above the A above mi
IRISSAK [1]

Answer: D 49.78

Step-by-step explanation:

I used a regression calculator using the exponential regression model then plugged 8 into the x variable in the equation

6 0
3 years ago
Can someone please help??? I can’t figure this out. Pleaseeee
Norma-Jean [14]

Answer:

120°=1

Step-by-step explanation:

step 1 do 2/1

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4 0
3 years ago
Find the distance d(A,B) between points A and B<br> A(2.-6), B(2.1)<br> d(A,B) =
Eddi Din [679]

Answer:

d = 7

Step-by-step explanation:

Distance Formula: d = \sqrt{(x2 - x1)^2+(y2-y1)^2}

Plug in our 2 coordinates:

d = \sqrt{(2-2)^2+(1+6)^2}

And you should get 7 as your final answer.

6 0
4 years ago
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