Joey Chestnut won the hot dog eating contest. He ate 3 hot dogs for lunch, then ate 7 hotdogs per minute during the contest, ) If the contest lasted 10 minutes, how many total hotdogs did Joey eat that day? Write an equation and solve​

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Adele is five years older than timothy. in three years, timothy will be 2/3 of adele’s age. what is adele‘s current age?

Determine the function’s value when x = -1 a. g(-1)=-3 b. g(-1)=0 c. g(-1)=1 d. g(-1)=27