Use the distributive property to remove the parentheses.
-3(-4v- 2u+1)

12v6u-3

Step-by-step explanation:

-3 times -4 is positive 12

-3 times -2 is positive 6

-3 times positive 1 is negative 3

(c, 0) i might be wrong so don't put full faith on my answer

127

whether it's diameter, or radius, i believe if i remember correctly from school, every amount has to always add up to 180. so if you take 53, and starting adding, long story short, taking 127 and adding it to 53, gives you 180.