Solve each quadratic equations by extracting square roots: 1. x^2-100=0
2. 2x^2=50

Solve each quadratic equations by factoring:
1. x^2+6x=16
2. x^2-49=0

Show solutions on each quadratic equations please, thank you.

Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question)                                8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults

What is the binomial expansion of (2x-3)^5

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?