In this equation the 9.1 would represent the amount the tip would have been before the adjustment is made (1.4d) for the dessert.
Answer:

Step-by-step explanation:
2 more than 3 time mean 3n+2
"is atleast 8" means it can be 8 or more so c. is right answer
Answer:
Decimal 1/20= .05
Percent 1/20= 5%
Step-by-step explanation:
The correct factorization is
2(x-2)²
Okay post them 1 at a time