Answer: D) 16
Step-by-step explanation:
If l is perpendicular to m, then 37+3x+5=90.
Combine like terms
42+3x=90
3x=48
x=16
Gratuity is the total tip given.
The tip is directly proportional to total cost:
18/0.20 = x/1.00
$90
See the attached picture:
Answer:
3sqr(x)
root: x = 0
Step-by-step explanation: