Answer:
x=-1 y=1 z=-.7?
Step-by-step explanation:
Answer:
r = - 11
Step-by-step explanation:
Calculate the slope m using the slope formula and equate to - 4
m = 
with (x₁, y₁ ) = (4, 5) and (x₂, y₂ ) = (8, r)
m =
=
= - 4 ( multiply both sides by 4 )
r - 5 = - 16 ( add 5 to both sides )
r = - 11
Answer: not enough information given
Step-by-step explanation: no diagrams, photos, etc.
5k²-8k-45k+72 = 5k²-53k+72
Answer: 5k² - 53k + 72