SOLUTION: Hello, I need help using a system of equations to solve this problem: Trinidad has $2.35 in nickels and dimes. If she has 33 coins in all, find the number of nickels and

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Hello, I need help using a system of equations to solve this problem: Trinidad has $2.35 in nickels and dimes. If she has 33 coins in all, find the number of nickels and      Log On


   

Question 103709: Hello,

I need help using a system of equations to solve this problem:

Trinidad has $2.35 in nickels and dimes. If she has 33 coins in all, find the number of nickels and dimes.

Thank you
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let x=nickels y=dimes ... x+y=33 ... x=33-y

5x+10y=235 ... 5(33-y)+10y=235 ... 165-5y+10y=235 ... 5y=70 ... y=14

x=33-14 ... x=19