When i double my number, add four and then subtract and subtract three i get my number plus one . what is my number ?

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.