2(x+1)=10

what is x and how did you get it i need help please thank youu

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?

Determine which postulate or theorem can be used to prove that lmn =nmo