Answer:
19xy + 16z
Step-by-step explanation:
combine like terms
7xy +1 2xy= 19xy
8z - 2z + 10z = 16z
3x - 8 = -2 |subtract 10 from both sides
3x - 18 = -12 |divide both sides by 3
x - 6 = -4
Advice:
I've seen this around quite a bit. what image is it referring to? I cannot answer this because there is no image.
<u>At Hayden's:</u>
<u>At Austins:</u>

As we can see in both results, it would take them
(4 hours) for the prices to be equaled.