How many solutions does the system have? x+2y=8 and x+2y=4

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement

In a tutoring session, 2/3 of an hour was spent reviewing math problems. adelina attended 3/4 of the tutoring session. how much time did adelina spend at the tutoring session?