Answer:I just did this math. It says that 11 is not correct. But I think it is. Maybe try that, but other than that, I have no idea
Answer:
hi
Step-by-step explanation:
{y|1 > y}, (-∞, 1); you did not specifically mention what notation you needed, so I wrote both [Internal Notation and Set Notation].
Tips or taxes add money to a bill. This is the same as a markup. Markdowns are the same as discounts. They take a percentage off a bill