X + y = 12 x - y = 10

What is the value of the x-determinant for the system shown?

-2
-22
-12

If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

What is the measure of angle x? a.101 b.158 c.44 d.79