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fredd [130]
3 years ago
7

I NEED HELP PLEASE HELP ME PLEASEEE

Mathematics
1 answer:
meriva3 years ago
5 0

Answer:

The answer is 2.5 hours

Step-by-step explanation:

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John is going camping, and he needs to buy a tent. The outdoor store has one that cost $90, but it's on sale for 25% off. What i
pochemuha

Answer:

A

Step-by-step explanation:

<em>Okay so, im not the best at explaining, but so we have a percentage. its 25%. you want to take the 25% and put it over 100 because a percentage is a number or ratio expressed as a fraction of 100. so it will be written as 25%/100</em>

<em />

<em>divide 25 by 100 and you get 0.25, correct? so that's one step further towards the answer.</em>

<em>then we write x/90 because we don't know (well we do) what we're gonna put. but, we're gonna multiply 0.25 by 90 and we get 22.5, which is equivalent to </em><em>22.50</em><em>.</em>

7 0
3 years ago
Read 2 more answers
Solve for x.<br><br> −8 = 2/3x<br><br> A) −6 <br> B) −9 <br> C) −12 <br> D) −24
Reil [10]

Answer:

C. -12

Step-by-step explanation:

divide each side by 2/3

2/3x ÷ 2/3 = x

-8 ÷ 2/3 = -12

x = -12

7 0
3 years ago
Work out the surface area of this cylinder.<br> Radius-7 cm<br> Height-12 cm
RideAnS [48]

Answer:

226pi

Step-by-step explanation:

2 * pi * 7 *(7+12)

4 0
3 years ago
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What calender year does x=12 represent?
Mazyrski [523]

Answer:

December

Step-by-step explanation:

There are 12 months in a year and if the x value is equal to 12, and December is the 12th month of the year then x=December in the calender year.

5 0
3 years ago
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Write the expressions as an equivalent power with a negative exponent. 1/49 and 27/125
hoa [83]
n^{-x}=\frac1{n^x}

\textcircled1\ \frac1{49}=\frac1{7^2}=\boxed{7^{-2}}

\textcircled2\ \frac{27}{125}=\frac{3^3}{5^3}=(\frac35)^3=\frac1{(\frac{5}{3})^3}=\boxed{\left(\frac53\right)^{-3}}


7 0
3 years ago
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