Which expression is represented on the number line Explain how you get the answer on the number line

A:0 - (-8)

B:-2 ⋅ 4

C:-2 + (-8)

D:-2 ÷ 4

In the 30-60-90 triangle below side s has a length of and side r has a length

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?

Complete the equation of the live through (-1,6) (7,-2)