8-1×0+2÷2=? it looks easy, so many different results.

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

Mikes car gets an average of 28 mpg. there are 12 gallons of fuel in mikes car when he starts his trip of 140 miles. about how many gallons are left at the end of his trip?