Answer:
She left a $15.32 tip
Step-by-step explanation:
20% of $76.60=
First find 10% of $76.60 (Divide it by 10)= $7.66
Multiply it by 2 = $15.32
0.85x-100<80
collect like terms
0.85x<80+100
0.85x<180
divide by 0.85
x<211.8
where
Greetings !
use the above formula to change any decimal into fraction form
Thus, plug in the value and solve
Hope it helps !