We need to solve the speed formula for d. To do so, let's start by moving the number of the left hand side:

Square both sides to get rid of the square root:

Now plug the known value of the speed to find the distance:

So the closest answer is the last one: d=0.155km
Answer:
b
Step-by-step explanation:
Simple math. 350 - 90 = 260. So Hector needs to drive 260 km more to reach his cousin
Answer: -18
Step-by-step explanation: