There’s tutors for math i just asked a tutor for help lol
Answer:
19.64$
Step-by-step explanation:
91.89-72.25
The double implication "if and only if" is graphically represented by an arrow pointing in both direction, so the correct writing is

Comparative relationships between numbers
Answer:
$5.00
Step-by-step explanation:
It doesn't say his money has changed so it is still $5.00