I don't really understand your question , can you rephrase it ?
Do you mean ?5x7 = 455 ?
because then it would be :
455 divided by 7 which equals 65 :)
U do the formula
slope = -9/4
Y=-1/2x+2/3 for m=-1/2 and b=2/3
Answer: feh
Step-by-step explanation: feh feh feh feh feh