Nguyen was climbing a cliff. He stopped for a snack. After that, he climbed 11 feet to the next foothold and then climbed 9 feet to another
foothold. Model the distance Nguyen traveled on the cliff after his
snack as a sum.
HELP PLEASE!!

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol