SOLUTION: if henry has 45 nickels and dimes totaling $2.90, write an equation that can be used as part of a system of equations to determine how many nickels (n) and dimes (d) henry has.

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: if henry has 45 nickels and dimes totaling $2.90, write an equation that can be used as part of a system of equations to determine how many nickels (n) and dimes (d) henry has.      Log On


   

Question 579833: if henry has 45 nickels and dimes totaling $2.90, write an equation that can be used as part of a system of equations to determine how many nickels (n) and dimes (d) henry has.
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
let x be the nickels
y the dimes
x+y=45
0.05x+0.1y = 2.90
solve to get x & y