Translate "the sum of nine and a number is four" into an equation and solve.

Larry bar opened a frame shop and completed these transactions: larry started the shop by investing $41,100 cash and equipment valued at $19,100 in exchange for common stock. purchased $180 of office supplies on credit. paid $2,300 cash for the receptionist's salary. sold a custom frame service and collected $5,600 cash on the sale. completed framing services and billed the client $310. what was the balance of the cash account after these transactions were posted?

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?