Question 161530
4x+3.50(5-x)=18
4x+17.5-3.5x=18
4x-3.5x=18-17.5
.5x=.5
x=.5/.5
x=1 pound of the $4.00 candy.
5-1=4 pounds of the $3.50 candy.
Proof:
4*1+3.5*4=18
4+14=18
18=18