20,000 = 80% of the original price so 20,000 divided by 80 = 250 then multiply that by 100 equals 250000 which is the original price
hope this helps !
Its a multiplication by -3 on each term, so I think you're gonna answer is by r=-3, maybe?
The answer is:put the equation xa+yb=1 to the slope intercept form and find its slope and y-intercept.

Step-by-step explanation:
