Answer:
$2.85
Step-by-step explanation:
First, we’re going to find the total the Uncle paid:
8.7 + 10.3 = 19
15% is 0.15 (You divide 15/100)
To find how much the tip was, we multiply 19 and 0.15
19(0.15) = 2.85
The uncle left a $2.85 tip
Answer: try your best
Answer: 3x + y = 19
triangle s
that is my answer