Choose the two equivalent expressions to the given expression -(x+5)

(a) -x+-5
(b) -x-5
(c) -x--5
(d) -x+5
(e) x+-5

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

Hi, can anyone show me how to do this problem? 100 points for this. in advance