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aev [14]
2 years ago
11

How do I answer a b c d e​

Mathematics
1 answer:
goldenfox [79]2 years ago
7 0
Take a pencil put it on the paper then make sure the ink is on the paper then write
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4(n-1)+2 = -23 +7n
liubo4ka [24]

Answer:

<h2><em><u>n</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>7</u></em></h2>

Step-by-step explanation:

4(n-1)+2 = -23 +7n

=> 4n - 4 + 2 = - 23 + 7n

=> 23 - 4 + 2 = 7n - 4n

=> 21 = 3n

=  > n =  \frac{21}{3}

=> <em><u>n</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>7</u></em><em><u> </u></em><em><u>(</u></em><em><u>Ans</u></em><em><u>)</u></em>

6 0
3 years ago
John scored 75, 82, 66, and 78 on his history tests. What score must John get on his next test in order to have a mean score of
Pachacha [2.7K]
[75 + 82 + 66 + 78 + x ] / 5 = 76

301 + x = 380

x = 79
3 0
2 years ago
Read 2 more answers
Calculate (a) the total installment price, (b) the carrying charges, and (c) the number of months needed to save the money at th
Genrish500 [490]
A) The total installment price is ($28/mo)*(24 mo) = $672.00

b) The carrying charges are $672.00 -500.00 = $172.00

c) The number of months of saving required is 500/28 ≈ 18.
3 0
3 years ago
Read 2 more answers
Jeremiah has a bag with 5 red marbles 8 yellow marbles 4 blue marbles and 3 green marbles what is the probability as a percent t
kykrilka [37]

Answer:

85%

Step-by-step explanation:

P(not green) = 17/20 which equals 85%

7 0
3 years ago
Twenty-five percent of this square is shaded. what percent of the square is not shaded?​
Travka [436]

Answer:

75%

Step-by-step explanation:

100-25 = 75

6 0
3 years ago
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