Directly proportional: as one amount increases,
<span>another amount increases at the same rate.
</span><span><span>Inversely Proportional</span>: when one value decreases at the same rate that the other increases. </span>
#1: y= 0.5+3 x
which means that x= y/3 - 0.5
#2: y= 3(0.5) x
which means that y= 1.5 x
that means x = y/1.5
Hope it can help
Answer:
x=13
Step-by-step explanation: