Solve the system of equations 9
x
+
5
y
=
41
9x+5y=41 and
x
+
y
=
9
x+y=9 by combining the equations.

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line

Areal estate agent earns $32,000 a year plus $1,000 for each apartment he sells. write an equation that shows the relationship between the number of apartments abe sells, n, and the total amount he earns in a year, e. what is the total amount abe would earn from selling 10 apartments in one year

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.