The diagram shows a velocity-time graph of a motorbike for 25 seconds.
a) After how many seconds was the acceleration zero? seconds
b) What was the distance travelled in the last 15 seconds? metres
Velocity (m/s)
10 Time (s)15
20
25

How do you solving the solution of each system using elimination?

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0