Answer:

Step-by-step explanation:



1. <span><span>7 2/9</span>−<span>4 <span>2/3</span></span></span><span>=<span>2 <span>5/9</span></span></span><span>(Decimal: 2.555556)</span>
That would be option A as the angles and sides ( the AS) have already been stated.
The constant of proportionality is 5/9
y= kx where k is the constant of proportionality
y = 5/9 x
k = 5/9
49/-7 and -21/3 are the only two equivalent to -7