Find the sum: (3x2 + 2x + 3) + (x2 + x + 1)

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?