1,000 words
10^4=10,000
10^3=1,000
A proportional relationship is also a direct variation.
The general equation of direct cvariation is
y = kx,
where k is a number.
In your case, if k = -1, then y = kx becomes y = (-1)x which is the same as
y = -x
Answer: 4a16b4c12
Step-by-step explanation:
