Answer:
option B. they are complementary
Step-by-step explanation:
90kg
It is just a simple proportional problem. If you subtract 10%, then you subtrat 10 kg.
Answer:
the answer is 4
Step-by-step explanation:
the black shape times 4 is the blue shape
Answer:
slope = - 1
Step-by-step explanation:
Calculate the slope m using the slope formula
m = 
with (x₁, y₁ ) = (1, 4) and (x₂, y₂ ) = (- 1, 6)
m =
=
= - 1