x = 38 + 5 t
y = 30 + 7 t
when does x = y?
38 + 5 t = 30 + 7 t
2 t = 8
t = 4 hours
one container has 38 gal in it, it fills at 5 gph . the other container has 30 gal in it, it is filling at 7 gph. when will they have the same amount of water in each?
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