Answer is A i hope it helps
20y=-5x+10
y=-1/4x+1/2
y-3=-1/4(x-8)
y-3=-1/4x+2
d. y = -1/4x + 5
Answer:
(13,-10)
(Sorry for no step by step)
The person on top might be a scam seen the same url too many times. J
The easy answer: If, say, B is the zero matrix, i.e.
then