Evaluate - x - y - z when x = - 8, y = 6 and z = -4.
Is it
-6
-18
6
18

Asmall foreign car gete 42 miles per gallon and user 35 gallons on a trip.gasoline costs $1.05 per gallon.what was the cost of gasoline per mile driver?

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?