Answer:
the last one
Step-by-step explanation:
i don't really get the part after the (-4,-6) , what did u write there
F = 1.8F + 32
F - 1.8F = 1.8F - 1.8F + 32
-0.8F = 32
-0.8F / -0.8= 32 / -0.8
F = -40
The correct answer is the second option: plus or minus square root of 20
Hope this helped :)