Answer:
The tip was $4.45 and the total of the bill and tip is $18.34
Step-by-step explanation:
1) turn percent into decimal
[tex]=31[/tex] ÷ [tex]100[/tex]
[tex]=0.31[/tex]
2) multiply decimal by original cost to find how much to tip
[tex]=14[/tex] × [tex]0.31[/tex]
[tex]=4.34[/tex]
3) add costs together
[tex]=14+4.34[/tex]
= $18.34