Answer:
$50
Step-by-step explanation:
Make the equation where x is the original price:
x - 0.2x = 40
Combine like terms
0.8x = 40
Divide both sides by 0.8
40/0.8 = 50
9%
x²+3x+2=0
x²+x+2x+2=0
x(x+1)+2(x+1)=0
(x+1)(x+2)=0
x=-1,x=-2
so B
list the following events in the correct chronological order ASAP!! please :c
2,4x-56,
yes