Answer:
Step-by-step explanation:
y=2x+1
For a) simply substitute the speed of the car into the equation to get the braking distance.
For b) rearrange the equation to solve for x by substituting the braking distance in.
Rearranged, the equation looks like this: x = √(9d)
For c) use a calculator to find the precise value of x in question b.
Answer:
7
Step-by-step explanation:
There are 7 boys all to gather
-2.1 - (5.9 + 3.7)
Both equal -11.7 so that is the correct option.
Answer:
Image C shows a rotation**