Answer:
y=-2/3x+10.3333333333333334
Step-by-step explanation:
to make it perpendicular 2/3 becomes -2/3
143 because if you subtract 49 and 28 you get 21 the you divide 21 and 1623
I am sorry but I am not sure of this :(
solution. :
30/100*$100
$30