Answer:
3x-y=-2
Step-by-step explanation:
9x-5x-x-3y+2y=-2
3x-y=-2
For this case we must find the unit cost (dollars per pound) of each site and then compare.
We take into account that:
1kg equals 2.205 pounds
So, we have:
Site 1:
Site 2:
So, the unit cost is:
Thus, the best deal is on site 2.
ANswer:
The best deal is on site 2.
Ashleigh rode her bicycle about 6 miles in 1 hour
210, 310, 320, 410, 420, etc.