X=3,5,6,9
f(x)=2,6,8,14
what is the linear equation that describes the data in the following table

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

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)?