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Leto [7]
3 years ago
11

What is the answer to 3n+16=7n

Mathematics
2 answers:
Elanso [62]3 years ago
7 0
Subtract 3n from 7n then you get 4n then divide 4n from 16 then n=4
Dahasolnce [82]3 years ago
5 0
N = 4.
I’m not sure if that was what you were asking though.
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One year ago, Joan was five times as old as her pony. In one year's time, the sum of the ages will be 22. How old is Joan now?​
iogann1982 [59]

Answer:

22 divided 5 I would think

Step-by-step explanation:

4 0
2 years ago
A jar contains n nickels and d dimes. There are 28 coins in the jar,and total value of the coins is $2.20. How many nickels and
Harman [31]
N + d = 20 (there are a total of 20 nickels and dimes).05n + .1d = 1.4 (total change equals $1.40)
7 0
3 years ago
Consider two circular swimming pools. Pool A has a radius of 34 feet, and Pool B has a diameter of 20.92 meters. Complete the de
77julia77 [94]

Answer:

The diameter of pool a is 10.37 (34 × 0.305)

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The area of pool a is

32.5783158177261ft

65.7221183130984 - 32.5783158177261=

Pool Bs area is 33.143802ft² bigger

4 0
3 years ago
Hello, and good morning ppl!!<br> what´s <img src="https://tex.z-dn.net/?f=%5Csqrt%7B70%2A%2070%7D" id="TexFormula1" title="\sqr
Tamiku [17]

your question :

\sqrt{70 \times 70}

here's the solution,

=》

\sqrt{10 \times 7 \times 10 \times 7}

=》

10 \times 7

=》

70

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4 0
3 years ago
Read 2 more answers
If 79.5% of married couple households are both native and 13.2% are both foreign, then (a) what percentage of married couple hou
Zanzabum

Answer:

The correct solution is "7.3%".

Step-by-step explanation:

It seems that the given question is incomplete. Find below the attachment of the complete and appropriate query.

According to the question,

The total married couples are,

= 55,550,000

where,

Both native = 79.5%

Both foreign = 13.2%

Now,

The percentage of couple that is one native as well as one foreign will be:

= 100-79.5-13.2

= 7.3 (%)

7 0
3 years ago
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