Nine more than four times a number is the same as one less than twice the number find the number

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Determine if the equation defines y as a function of x: 2xy = 1. yes o no