Answer:
The price of the cake is [tex]\$17[/tex]
Step-by-step explanation:
Let
x------> the price of the cake
we know that
[tex]100\%+16\%=116\%=116/100=1.16[/tex]
so
[tex]1.16x=\$19.72[/tex]
solve for x
Divide by 1.16 both sides
[tex]x=\$19.72/1.16=\$17[/tex]
