Answer:
The answer shall be xy[(167/30)x-(65/14)y+(3/4)]
Step-by-step explanation:
the step is given in image given...
$360 because 1/5 or 20% of 450 is 90 so you have to do 450-90 which equals $360
First, divide 30 by 2, then times that by 20. Or, you could times 30 by 10<span />