Use addition to solve the linear system of equations. (2x+y=5, 3x+2y=4)

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a. p.

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.