16x-420>-100 I need help please

Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), what is d if c c' = 12 and d' = 0.50? a) 3 b) 6 c) 12 d) 24

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*