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

Question

3 years ago

9

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
**The answer is 63. If anyone still wants to answer this, go ahead, I'll be generous and give brainiest if you explain well enough.**

Mathematics

2 answers:

laiz [17] · Answer 1 · 2022-06-02T17:33:22+03:00

laiz [17]3 years ago

7 0

Alright so this problem already gave u an equation so all we have to do is plug in value for d and find n.

.10(21) + .05n = 5.25
2.1 + .05n = 5.25
.05n = 3.15
n = 63
I know u already know the answer but it doesn't hurt to still answer and receive a brainiest.

maw [93] · Answer 2 · 2022-06-02T15:52:48+03:00

maw [93]3 years ago

4 0

The answer is 63. you're right