Mr. Liu is driving with 10 gallons of gas in his tank. His car uses 1.5 gallons of gas per hour.

the entire expression should be subtracted from 30. to subtract the quantity, distribute the negative sign, which changes the signs on the terms. so, the –2 changes to positive and gets added to 30 instead of subtracted from it.

hope this ! ^w^

answer: what statements

step-by-step explanation if you write the statements down then i could you.

you didn't post any answer choices, so its not 100% clear what your teacher is looking for

however, log(15/7) is equivalent to log(15) - log(7)

i'm using the rule log(x/y) = log(x) - log(y)

i believe it's a.

i'm not sure on this one, most likely correct.