Question

i have 22dimes and nickles the value of the coins is 1.85. how many of each coin i have

Answer 1

im gonna guess, and this needs to be dbl chked

amount dimes = 22(1.85 - .05)/(.10-.05)

Answer 2

792 aint it lol

Answer 3

yeah thats what i got

Answer 4

n + d = 22
n(.05) + d(.10) = 1.85

ahh, i see it

Answer 5

n + d = 22
n(.05) + d(.10) = 1.85


n(-.05) + d(-.05) = 22(-.05)
n(.05) + d(.10) = 1.85
----------------------
d(.10-.05) = 1.85 - 22(.05)

d = (1.85-22(.05))/(.10-.05)

Answer 6

15 dimes and the rest are nickels

Answer 7

thank you like a thousand times

Answer 8

yep

Answer 9

convert pennies.
{d + n = 22, 10 d + 5 n =185}
{d = 15, n = 7}

Answer 10

convert to pennies.