Answer:
A rectangular prism has 12 edges.
Y=-x+1 is the correct slope-intercept form of the equation of the line that goes through (1,0).
Remove parenthesis ; -p^3 -p + 6p^2 + 6p - 7
group like terms : -p^3 + 6p^2 - p +6p - 7
add similar elements : -p^3 + 6p^2 + 5p - 7 (answer)