Answer:
x = (125,0) y = (0,275)
Step-by-step explanation:
I think this is right, good luck!
$7.9 cost of one pack
10 packs cost is $79
She pays $29 + Voucher
From the total $79 we substract the $29 she paid with cash or card.
79-29=50
So the value of the voucher is $50
PS: celia should cut on chocolate. Not healthy for her :)
Answer:
Step-by-step explanation: