Answer:
$60 + $9 = $69
Step-by-step explanation:
Total bill = $60.00
Tip = $9.00
Percentage = 15%
15% of x = 9
15/100 x = 9
x = 9 x 100/ 15 = 60
I hope im right!!
to be honest I'm not sure how to do it
60 (The letter is called a variable <3)
First, isolate the variable by adding 18 to both sides. Then multiply both sides by 3.