y = - 3
Since y varies directly as x then
y = kx ← ( k is the constant of variation )
to find k use y = - 1 when x = 3
k = =
= -
hence y = - x
when x = 9, then
y = - × 9 = - 3
What's the equation of the line that passes through the points (-8,4) and (0,22)?
2 answers:
You might be interested in
Answer: the answer is in the photo pls check this out and hope this helps can u give me brainliest
Step-by-step explanation:
