Which expression is equivalent to -6(-2/3 + 2x) ? A. -4 - 12x
B. -4 - 2x
C. 4 - 12x
D. 4 + 12x

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Ihave trouble finding the nth term of a linear sequence

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective