Answer:

Step-by-step explanation:
Since question already gives the number of dollars she will tip, I'm assuming it's asking for percent tipped.
Because the total is $75 and Theresa is tipping $6, she is tipping
of the total. To convert this to a percentage, multiply by 100: 
3 squared becomes 9. 9-7 equals 2, which is the final answer.
Answer:
where is the graph please?
Answer:
3
Step-by-step explanation:
it resembles a staircase when graphed