2x - y = 5 x + 3y = 7

What is the value of the system determinant?

A.) 5
B.) 6
C.) 7

You call the pizza store and find out that eachpizza has 12 slices. you expect 16 people tocome, and you estimate each person will eat 3slices. how many pizzas should you order

Which of the following is true for the relation f(x)=2x^2+1

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?