Which expression is equivalent to 3(2x−4)+4x−2

Which expression is equivalent to √ -80?

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

The system of equations graphed below has how many solutions? y = 2x + 2