Which expression is equivalent to 2(a + 4b) + 5 + 7b + 6

A) 2a + 15b + 11
B) 6a + 12b + 6
C) 6a + 7b + 11
D) 2a + 11b + 11​

Find the volume of the solid generated when the region bounded by y= x and y= 4√x is revolved about the x-axis the volume of the solid is: (type an exact answer cubic units)

Which system of linear inequalities is represented by the graph?

What is the point-slope equation of a line with slope -5 that contains the point (6,3)