Answer:
y = -4x + 29
Step-by-step explanation:
-3 = -4(8) + b
-3 = -32+b
29=b
It's A.
this is a right angled triangle with the 2 legs = (a - 0) and (b - 0) - a and b.
So, by Pythagoras Theorem the hypotenuse = √(a^2 + b^2).
Answer: -2 and 2