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QveST [7]
2 years ago
5

How do I do this I am a bit confused ?

Mathematics
1 answer:
Colt1911 [192]2 years ago
8 0

When you multiply the same number with different exponents together, you add the exponents together.

3^2 + 3^x = 3^7

Adding the two together you have 3^(2 + x = 7)

Solve for x: 2 + x = 7

Subtract 2 from both sides:

x = 5

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Answer:

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Step-by-step explanation:

iyi dersler

7 0
2 years ago
Read 2 more answers
One hose can fill a small swimming pool in 65 minutes. A larger hose can fill the pool in 60 minutes. How long will it take the
adelina 88 [10]
<h2><u>22 minutes 44 seconds</u></h2>

Step-by-step explanation:

1st horse time taken = 65 min/job; invert to get rate = 1/65 job/min

2nd horse time taken = 35 min/job ; invert to get rate = 1/35 job/min

Together Time taken = <em>n</em> min/job ; invert to get rate = 1/<em>n</em> job/min

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

Equation :-

Rate + Rate = together rate

1/65 + 1/35 = 1/n

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

35<em>n</em> + 65<em>n</em> = 35*65

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

100<em>n</em> = 2275

<em>n</em> = 22.75 minutes = <u>22 </u><u>minutes</u><u> 45 </u><u>seconds</u>

Hope it helps you...

Pls mark brainliest if it helps you...

(Answered by Benjemin)

6 0
3 years ago
3x+2&gt;2 and 3x less than or equal to 6
Y_Kistochka [10]
3x + 2 > 2
3x > 2 - 2
3x > 0
x > 0

3x < = 6
x < = 6

0 < x < = 6
4 0
3 years ago
Which of the following is the surface area of the right cylinder below?
ss7ja [257]

Answer:

the answer is A

Step-by-step explanation:

the formula is 2π rh +2πr^2

you put the values in

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7 0
3 years ago
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#23, What is this answer ?
Drupady [299]
It would be A



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4 0
3 years ago
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