Gerry and Alain run around a running track. To run around the track once
Gerry always takes 90 seconds
Alain always takes 105 seconds.
They start together at the same point.
After how many minutes are they next together at that point?

can you complete your sentence? i could !

there would be 162.15 calories in this cereal.

step-by-step explanation:

answer: -10

step-by-step explanation:

s(t) = 1 - 10t

s(x) = 1 - 10x

s(x + h) = 1 - 10(x + h)

            = 1 - 10x - 10h

s(x + h) - s(x) = 1 - 10x - 10h - (1 - 10x)

                      = 1 - 10x - 10h - 1 + 10x

                      = -10h

= -10