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If two lines, in standard, are A1x + B1y = C1 and A2x + B2y = C2, what is the relationship of A1, A2, B1, and B2 if the lines are parallel? A gas has a pressure of 17 atm. a vol of 96 L, & a temp of 284 K. If its initial pressure was 16 atm & initial vol was 84 L, initial temp is? Why are there relatively few fossils of soft-bodied animals? I keep doing doing this question over and over again and I can't find the answer :( Can someone please answer it and show me how you got it? Does this unknown bacteria look like it has a capsule?