Answer asap!
1. an advertising company charges $40 per half-page advertisement and $75 per full-page advertisement. michael has a budget of $800 to purchase 13 advertisements.
(a) define a variable for each unknown.
write a system of equations to represent the situation.
(b) how many half-page advertisements does michael purchase?
show your work.
(c) how many full-page advertisements does michael purchase?
show your work.
2. solve x^2-6x=-5 by completing the square.
show all work for the steps below.
(a) for x^2-6x+c=-5+c, what value of c is used to complete the square?
(b) substitute the value for c in part 2(a). then complete the square to rewrite the equation as the square of a binomial.
(c) solve for x.