Answer:
The original price of the sweater was [tex]\$20[/tex]
Step-by-step explanation:
Let
x-----> the original price of the sweater
we know that
[tex]100\%-40\%=60\%=\frac{60}{100}=0.60[/tex]
[tex]0.60x=12[/tex]
solve for x
Divide by [tex]0.60[/tex] both sides
[tex]x=12/0.60=\$20[/tex]
