Answer:7
Step-by-step explanation: the answer is 7
They will need to hire three.
Well the unite rate is 6 over 1 night, so I’m guessing it would take her 7 nights to knit 42 centimeters.
Hope this helps! I really did try :) :/
The correct answer is
y= 0.5(x + 1)^2 -6
The resolution is in the attached photo