Question 1055335
x+y=53
.10x+.05y=4.25
multiply the second by 100 to remove the decimals
10x+5y=425; now multiply the first by -5 to eliminate the y when added.
-5x-5y=-265
5x=160
x=32 dimes or $3.20
y=21 nickels or $1.05
Add to $4.25