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anonymous
 one year ago
Sonji has $5.25 in nickels and dimes.The coin value can be modeled by the equation 0.10d + 0.05n = 5.25, where d represents the number of dimes and n represents the number of nickels. If Sonji has 21 dimes, how many nickels does she have?
35
42
63
105
anonymous
 one year ago
Sonji has $5.25 in nickels and dimes.The coin value can be modeled by the equation 0.10d + 0.05n = 5.25, where d represents the number of dimes and n represents the number of nickels. If Sonji has 21 dimes, how many nickels does she have? 35 42 63 105

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@10115658 Sorry for bugging you >.<

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0replace d with 21 and solve for n

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Can you help with me with another? Lol

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0A sequence is defined by the recursive function f(n + 1) = 1/3f(n). If f(3) = 9 , what is f(1) ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0dw:1437167181081:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I don't know where to start

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0looks like the sequence is you divide the number by 3 each time you increase the n value

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0we want to work backward to get to f(1) so we should multiply by 3

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0multiply that by 3 to get f(2)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0that isn't the answer

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0we need to find f(1)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so we multiply 27 by 3 to get f(1)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0this means the answer is 81

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what does f(1) represent.. if I may ask? Sorry..

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0f(1) means you replace the n in the equation with 1

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0this gives f(1)=1+80

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0does that make sense?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I must sound so stupid >.< I'm just trying to piece everything together

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0f(1) means you replace every n with a 1

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0f(2) means you replace every n with a 2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Oh okay I get it now. May I ask another question?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Wren recorded an outside temperature of –2°F at 8 a.m. When she checked the temperature again, it was 4°F at 12:00 p.m. If x represents the time and y represents the temperature in degrees Fahrenheit, what is the slope of the line through these two data points? –1.5 –0.5 0.5 1.5

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what would the points be?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0remember x is represented by time and y is represented by temp

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i'll give you the first point (8,2)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what's the second point?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0now how do you find slope?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Do I use the slope formula?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0dw:1437168623581:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Another? When your tired of me just say so xD

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0When a number is added to 1/5 of itself, the result is 24. The equation that models this problem is n +1/5 n = 24. What is the value n? n = 18 n = 20 n = 21 4/5 n = 23 4/5

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0first combine the n values

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0do you remember how to add fractions?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok, what did you get?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0The soccer team is conducting a fundraiser selling longsleeved Tshirts for $14 and shortsleeved Tshirts for $10. So far the team has sold less than $200 worth of the two types of Tshirts. Which inequality best represents x, the number of longsleeved Tshirts they have sold, and y, the number of shortsleeved Tshirts they have sold? x + y < 200 x + y > 200 14x + 10y > 200 14x + 10y < 200

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0The simple interest formula is I = Prt, where I represents simple interest on an amount, P, for t years at a rate of r. The equation solved for P is P =l/rt . What is the amount of money, P, that will generate $40 in interest at a 10% interest rate over 5 years? $60 $80 $90 $100

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0just plug in the numbers

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Thanks for your help! :)
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